The birds cannot afford to relax their vigilance against predators.鸟儿不敢放松对捕食者的警戒。Constant vigilance is necessary in order to avoid accidents.为了避免意外事故,必须经常保持警惕.Never relax your vigilance while you live in peace.你们要居安思危.We...
Drugs are a problem that requires constant vigilance.需要对毒品问题长期保持警惕。Never relax your vigilance while you live in peace.你们要居安思危.Constant vigilance is necessary in order to avoid accidents.为了避免意外事故,必须经常保持警惕....
I stopped in several bookstores to browse.我曾在几家书店停留，翻看里面的书。These magazines are sold at bookstores throughout the country.这些杂志在全国各地书店均有发售.Since the 1960 s entrepreneurs have installed them in banks, bookstores, dry cleane...
汤姆试图用手帕来止血。Tom tried to staunch the blood with his handkerchief.用力压住伤口止血。Press firmly on the wound to stop the bleeding.护士压住他的胳膊止血。The nurse applied pressure to his arm to stop the bleeding....
每个人都必须冷静沉着地仔细考虑这一情况。Everyone must think this situation through calmly and coolly.战士们沉着地挖掘战壕.The fighters steadily dug themselves in.“ 你不必着急, ” 他沉着地说.'You took your time,'he observed coolly....
Propane may also be used as LPG.丙烷也可用作液化石油气.The increasing requirement for LPG result in its large - scale storage.LPG需求量的迅速增加,因此提出了大规模储存的要求.Testing results show this LPG engine has fully reached EURO emission regulation...