查询词典 if and only if

There are two reasons, but only two. If we are as yet unconverted, we have ground to be cast down; or if we have been converted and live in sin, then we are rightly cast down.

有两个理由，可是只有两个：第一，如果我们还没有得救，我们就有理由忧闷；第二，如果我们已经得救了，而仍活在罪中；那么，我们一定会忧闷的。

Life is a mirror.when you smile in front of it,it will also smile and so will it when you cry to it.if you are grateful to ,it will bring you ......complain ahout everything,you may own mothing in the end.when we are successful,we can surely have many reasons for being grateful,but we have only one excuse to show ungratefulness if we fail.

如果对生活感恩，你的生命将充满阳光；如果一味怨恨，终将一无所获。我们成功时，有有千万个理由感恩生活，而失败时，只要一个借口就会表现也忘恩负义。

We generally and I think rightly applaud the substitution of workfare for welfare, because welfare promotes dependency by taxing work heavily--if welfare is cut off when the recipient's income reaches, say,$20,000 a year, so that if he was receiving welfare payments in cash or kind worth $2,000 an increase in his income to $23,000 will net him only $1,000 ($23,000 -$2,000 =$1,000), this means that his marginal income tax rate is .67--a potent discouragement to working.

我们大都赞成用工作福利（按：领取福利金的失业者要参与公益活动等工作）来取代社会保障福利，我认为这是理所应当的，因为社会保障福利制度对参加劳动课以重税而徒增加了人们对社会救助的依赖性——如果一个领着社会保障金的人收入达到

It shows in clinic as tooth sensitivity, pulpitis,periodontitis,food impaction ,deformation of basifacial caused of loss of occlusal height, temporomandibular disorder syndrome, etc. The wear property of artificial tooth material will lead a direct effect to restoration result, when it exists in oral environment. It will cause tooth enamel loss too much in a very short period, if the wear property of artificial tooth superior to tooth enamel; but if it is inferior to tooth enamel, serious wear will occur on restoration occlusions, which will lead to loss of bite functions and even decrease of occlusal vertical dimension, disorder of bite functions, etc. Therefore, it is important to artificialtooth material not only it"s biotic compatibility, mechanical function, chemistry property but also it"s wear property.

当口腔中存在修复体时，人工牙材料的磨耗性能也直接影响临床修复的效果，当其磨耗性能强于天然牙釉质门时，将会引起天然牙釉质过度磨耗；当其磨耗性低于天然牙釉质时，又会在较短时期内引起修复体咬合面磨损过度，失去咬合功能，严重者甚至出现咬合垂直距离降低，咬合功能紊乱等症状因此，对于人工牙材料除了考虑生物相容性、机械性能及化学性能外，还应考虑到材料的磨耗性能，而磨耗率的测定一直是评价天然牙及人工牙磨耗性能的优越指标之一。

If whole face is fat, use more relaxed it is easy to if be local only,protect wet gel; give oil, resemble T word place, and two buccal slant dry person, but partition is used relaxed protect wet gel of T word place, the latex that reachs oiliness or lacteal frostlike powder (two buccal or other is dry place) will protect wet.""

若全脸都油，就使用较清爽的保湿凝胶；若只是局部轻易出油，像 T 字部位，而两颊偏干燥的人，可分区使用清爽保湿凝胶，及含油的乳液或乳霜来保湿。

If you have a habit, only a habit, of deliberately, or indeliberately, flowing or vibrating in response to what you are observing, then if you are observing something you do want, now you are including it in your vibration and attracting it into your experience.

如果你有一个习惯--只是一个习惯--自主地，或者不自主地，对你所观察到的进行振动层面上的反应。那么如果你在观察你想要的东西，你就是在把这些包含进你的振动中和吸引到你的经历中。

If they try to outwait us, if they try to just buy time, they're only going to buy continued sanctions and more sanctions, he said.

舒尔特说：如果他们试图跟我们耗时间，试图拖延时间，那他们只能受到新的制裁。

Above is only a problem if several methods have type compatible interfaces or if we change struct Class and do a sloppy recompilation.

上述（1）仅当几个方法的接口类型相容或者我们改变了 struct Class 要拖泥带水重新编译的情况下才是一个问题。

Above is only a problem if several methods have type compatible interfaces or if we change struct Class and do a sloppy recompilation.

上述（1）仅当几个方法的介面类型相容或者我们改变了 struct Class 要拖泥带水重新编译的情况下才是一个问题。

Above is only a problem if several methods have type compatible interfaces or if we change struct Class and do a sloppy recompilation.

上述（1）仅当几个方法的接口类型兼容或者我们改变了 struct Class 要拖泥带水重新编译的情况下才是一个问题。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。