我们需要各方面的帮手：工程师、科学家（例如地质学家）和教师。We need helpers of all types, engineers, scientists (e.g. geologists) and teachers.查理？噢，他是个不可多得的好帮手，非常喜欢孩子。Charlie? Oh, he's a treasure, loves children.这种电池充电器是摄影工作者的好帮手。This battery bo...
Acute appendicitis usually develops without relation to the ingestion of food.急性阑尾炎的发生通常与饮食无关.Septicemic listeriosis probably develops from ingestion or possibly inhalation of the bacteria.败血性李氏杆菌病可能是因食入或吸入病原菌引起的.The pro...
Alf did this for over two years, and his fellow dustmen kept his secret.两年多以来,艾尔弗一直这样, 他的同事也为他保守秘密.The dustmen were busy clearing up the snow on the road.清洁工正在清除路上的积雪.Please distribute these brooms to the new dustmen.请你把...