After years of dieting, Carol's metabolism was completely out of whack.经过数年的节食, 卡罗尔的新陈代谢完全紊乱了.Dieting demands self-discipline.节食需有自我约束力He is dieting.他在节食。After the feast she spent a week dieting to salve her conscie...
每个人都有沮丧失意或情绪低落的时候。Everyone has days when they feel dejected or down.得意时，朋友识我；失意时，我识朋友。In prosperity our friends know us; in adversity we know our friends.--John Churton他不得不强忍住失意的泪水.He had to fight back tears of frustrati...
激素植入物被用作生长辅助剂.Hormone implants are used as growth boosters.这种药的效力可维持一段时期, 但6个月后就需要使用增强药效的辅助剂.This medicine will last for a time, but after six months you'll need a booster.试验并比较了各种不同的化学药品和纺织助剂的作用.The effect of diffe...