Imposing speed restrictions is easy, but forcing motorists to observe them is trickier.限制车速容易，但强制司机遵守这些限速规定就难办多了。This is the general rule, but some cases are trickier than others.以上是一般规则, 但某些案例会比别的案例更为棘手.The lower the nu...
All kids her age do silly things; it's nothing to worry about.她这个年龄的孩子都会做傻事，根本不用担心。From what I know of him he doesn't play silly games.凭我对他的了解，他不会耍滑头的。It is a silly idea and he has botched it.这是个愚蠢的想法，他已经把事情弄糟了...
Motherhood has both its pros and cons.当妈妈既有好的一面，也有不好的一面。The pros and cons cancel out.正反两种意见抵消.They sat for hours debating the pros and cons of setting up their own firm.他们在一起坐了数小时，讨论自己创办公司的利弊。...
你用不用投影仪？Will you be using an OHP?图像完全对齐时，投影仪的位置就应该固定下来。When the images line up exactly, the projectors should be fixed in place.我们的主人从房里牵出一根延长电线，架起屏幕和投影仪。Our host ran a long extension cord out from the house and set up a...