I would line up my toys on this windowsill and play.我会把玩具排在这个窗台上来玩。Line up against the window so that you can be seen.在窗子旁站成一排,这样人家就能看见你们了.Line up the glasses and I'll fill them.把玻璃杯排好,我来把它们倒满....
即使是常规检查，兽医的收费也会相当高。Vets' fees can be considerable, even for routine visits.给动物注射是兽医的日常工作.Injecting animals is all in a day's work for a vet.最后, 一岁的车开在前面的兽医的.At last, an old car drove up in front of the vet'...
这是许多恒温箱的基本工作原理.This is the basic operating principle of many thermostats.用架子把每四个实验器组装,固定为一组,恒温箱中同时放入几组,可提高沼气发酵试验效率10倍左右.The test efficiency of the sewage gas fermentation can be increased by about 10 times.目的探讨处于亚热带的广州地区...