A toddler requires close supervision and firm control at all times.刚学步的孩子时刻需要寸步不离的照看，并要牢牢看紧。The centre is staffed at all times.该中心随时都有工作人员。Staff members are trained to treat customers with civility at all times.全体职员接受训练，...
These steps , known to microbiologists as Koch's postulates, were established in the 19 th century.这些微生物学家称之为柯赫氏法则的步骤确立于19世纪.Almost all of the techniques that microbiologists use are customized for life as we know i...
生活总是让我们遍体鳞伤，但到后来，那些受伤的地方会变得更坚强。The world breaks everyone, and afterward, many are stronger at the broken places.有时候要到达谷底，才会慢慢变好。Sometimes things have to fall apart to make way for better things.人生就应该是快乐的，要抓住每一天，孩子们，让你们的生...
The staff is emptying the cinema after the film.电影刚放完,工作人员正在静场.The ball was already emptying out before the fire alarm sounded.火警响起之前,参加舞会的人已经走光了.The bifurcated pipe of the TGP lock emptying culvert is a reinforced concr...