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，...
Quills were the chief writing implement from the 6 th century AD until the advent of steel pens in the mid 19 th century.从公元6世纪到19世纪中期钢笔出现以前,羽毛笔是主要的书写工具.Defensive quills dot the backs of these troublesome creatures.防御性的刺...
Early physicians removed the malfunctioning organs.早年间的医生会把机能失常的器官摘除掉。But something was malfunctioning in the equipment due to human error.但由于人为的错误,设备发生故障了.Choke coils are useful for prevention of malfunctioning electron...
Don't you think picnics are fine fun, Doctor Mcteague?你看野餐是不是有趣的娱乐, 麦克梯格医生?I have superintended cooking picnics.我曾经多次主持过这种生火的野餐.Do you go on picnics?你常去郊游 吗 ?...
Paul is self-taught and became interested in photography just four years ago.保罗是自学的，他四年前才开始对摄影产生兴趣。The exhibition is timely, since "self-taught" art is catching on in a big way.展会召开得非常及时，因为“自修”艺术正在广泛流行。Traveling with the...