They are uncertain about what to do next.他们不知道下一步该做什么。For a minute he looked uncertain, and then recovered his composure...有一小会儿他看上去有些迟疑不定，之后又恢复了镇定。Students all over the country are facing an uncertain future.全国各地学生前途未卜。...
Students all over the country are facing an uncertain future.全国各地学生前途未卜。The sandbank was uncertain, like quicksand under his feet.那个沙坝并不稳固，他脚下如同踩着流沙一般。For a minute he looked uncertain, and then recovered his composure.有一...
The antiwear hydraulic oil had excellent lubricating, antioxidant, thermal stable properties.抗磨液压油具有突出的抗磨性,良好的润滑性 、 抗氧性和热安定性等特点.The development and application of ashless antiwear hydraulic fluid with high pressure are d...
可以采取疫苗接种和其他预防措施。Vaccination and other prophylactic measures can be carried out.接种疫苗的成本合计约60万美元。The cost of the immunizations was about $600,000 all told.目前正在人类志愿者身上试验12种试用疫苗。Twelve potential vaccines are currently being ...
Leather outfit is this year of winter man almirah necessary article!皮装是今年冬季男人衣橱的必备品!It is narrow after the bed narrow almirah, the bookshelf of loom.床后是窄窄的衣橱, 隐约可见的书架....
Passengers must show their tickets on demand.查票时乘客须出示车票.This check is payable on demand.这是一张见票即付的支票.The company's actuarial report is available on demand.该公司的精算报告可随时索取。...