查询词典 be at a loss as to what to do

Once the old mode is changed, they will be at a loss as to what to do.

固有的工作模式一旦改变，他们就会感到不知所措。

We want to emphasize three points:(1) While we expect our super-cat business to produce satisfactory results over, say, a decade, we're sure it will produce absolutely terrible results in at least an occasional year;(2) Our expectations can be based on little more than subjective judgments - for this kind of insurance, historical loss data are of very limited value to us as we decide what rates to charge today; and (3) Though we expect to write significant quantities of super-cat business, we will do so only at prices we believe to be commensurate with risk.

我们有三点必须要强调(1)我们预期霹雳猫的业务长期来讲，假设以 10 年为期，应该可以获得令人满意的结果，当然我们也知道在这其中的某些年度成绩可能会很惨(2)我们这样的预期并非是基于客观的判断，对于这样的保险业务，历史的资料对于我们在做订价决策时并没有太大的参考价值(3)虽然我们准备签下大量的霹雳猫保单，但有一个很重要的前提那就是价格必须要能够与所承担的风险相当，所以若我们的竞争对手变得乐观积极，那幺我们的量就会马上减少，事实上过去几年市场价格有点低的离谱，这使得大部分的参与者都被用担架抬离场。

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。