In business a poker face can be very useful.生意场上，不动声色会非常有用。"For heaven's sake!" Dot expostulated. "They're cheap and they're useful."“拜托！”多特反驳道，“它们又便宜又管用。”HDTV is especially useful if there are a lot of sp...
This provides useful information on the type of occurrences.所有资料提供有关矿床类型的有价值材料.The latter studies are extremely useful to the analyst.后者的这些研究对于分析工作者极为有用.Combinatorial Theory is exceptionally useful in the real world.组合论在...
外部直流电源从6脚通过一千欧姆的电阻来供给负电源.Feed the negative terminal of the external dc - power supply to Pin 6 through a 1 - k Ω resistor.一千欧姆的电阻从脚3至地面来防止放大器的输入不稳定.A 1 - k Ω resistor from Pin 3 to ground prevents the noninverting input ...
他们属于更加克己的上一代人。They belong to an older, more self-denying generation.封斋期是 克己 的时期.Lent is a time of self - denial.在这一带山区,我们不需要任何英雄般的克己的公民.We do not want any citizens full of heroic resignation in these hills....