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The German family was almost a church in itself, where the mother served as catechist and the father as priest; prayer was frequent, and books of family devotions were in every home.

日耳曼家庭本身几乎就是一个教堂，妈妈是这家的教义问答讲解师，而父亲则为这家的传教士；经常有祈祷，每一家庭都有家庭祈祷书籍。

In the 12th century, to counter the spread of Catharism, prosecution against heresy became more frequent.

在第12 个世纪，抵抗Catharism 传播，起诉反对异端邪说变得频繁。

Frequent drought led to a steady increase in stomatic de- nsity,cell sap concentration a...

经常性干旱还引起气孔密度增加，细胞液浓度及叶绿素a/b 值增大，籽粒灌浆期缩短，粒重及产量显著下降。

Their frequent invitation places us under an obligation to invite them to our house for a change.

他们经常邀请我们，我们只好礼尚往来邀请他们到我们家。

He lived within easy walking distance of Concord, and received frequent visitors in his shack, most often his close friend and traveling companion William Ellery Channing.

他住在步行距离之内轻松和谐，并获得常客在他的小屋里，往往是他的亲密朋友和旅行同伴威廉埃勒里钱宁。

Scalar network analyzer is a kind of intelligent instrument based on frequency sweep test technology that used to measure the amplitude-frequent cy characteristic of linear system.

标量网络分析仪是一种基于扫频测量技术，用于测量线性系统幅频特性的智能化仪器。

His avarice aroused, Polydore de la Baudraye occupied himself, at the time of the Restoration, with collecting these notes; he made frequent trips to Paris; negotiated with Clement Chardin des Lupeaulx at the Hotel de Mayence; obtained, under a promise, afterwards executed, to sell them profitably, some positions and titles, and became successively auditor of the seals, baron, officer of the Legion of Honor and master of petitions.

他贪婪引起，Polydore德拉萨Baudraye占领自己，在恢复时间，以收集这些笔记，他经常前往巴黎，与克莱门特夏尔丹沙漠Lupeaulx谈判达成的酒店德美因茨，取得，根据承诺，事后执行，出售他们的盈利，一些职位和头衔，成为先后的印章，男爵，在荣誉和请愿团的军官掌握核数师。

In the USA, it is frequent for stores to open charge accounts for their customers.

在美国有些商店也给顾客开记帐户头。

In the USA, it is frequent for stores to open charge accounts for their cust omers.

在美国有些商店也给顾客开记帐户头。

After 3000 BC, some areas that developed more quickly stepped into the stage of the primary states. The Age of Chiefdom started in China. The walled sites in great numbers are the reflection of the frequent wars as well as drastic competitions of the time.

约公元前3000年，一些发展较快的地区相继进入初期国家阶段，中国开始了邦国时代，林立的城址群是这时期战争频繁、竞争激烈的集中体现。

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。