那只狗阴郁地盯着我们看了几分钟。The dog gazed at us lugubriously for a few minutes.他面色阴郁地凝视前方，假装没听见那些冷嘲热讽。He stared sullenly into space, pretending not to hear the jeers.他们中有很多人表情阴郁，留着平头，一看就是警察。Many of them were policemen, with their he...
All our aircraft have certificates of airworthiness.我们所有的飞机都有适航证书。Airworthiness certification includes Type Certification and Production Certification , and other related work.适航审定主要包括型号合格审定和生产许可审定及其他工作.Knowledge of rele...
He hesitated before diving into the icy water.在跳进冰水之前他犹豫了一阵。China dominated in diving, weightlifting, shooting and a host of other sports.中国在跳水 、 举重 、 射击等运动项目上都拥有绝对优势.Diving into her bag, she found a handkerchief just in...
Properties : White or mild yellow crystal, easy deliquescence and easily water - soluble.详细信息:性状: 白色流动粉末, 在空气中极易潮解,能溶于水.White crystal or crystalline powder, slightly soluble in water, easily deliquescence.为白色结晶或结晶性粉末, 微溶...
They used force to banish the natives from the more fertile land.他们使用武力把土著居民驱逐出了比较肥沃的土地。Aeons ago, there were deserts where there is now fertile land.现在是肥沃土地的地方在很久很久以前曾是一片片沙漠。This leaves fertile soil unprotected and pron...