化学的这个阶段差不多一直延续到1700年.This phase of chemistry lasted till about 1700.量子化学的重要生物学应用正在不断增加.Significant biological applications of quantum chemistry are on the increase.它们全都有警戒色, 表明它们全都有化学的保护作用.All are aposematuically colored...
There was a net outflow of about £50m in short-term capital.短期资金净流出额大约为5,000万英镑。Food is in short supply all over the country.全国普遍食品供应不足。Try tennis, badminton or windsurfing. In short, anything challenging.试试网球、羽毛球或帆板运动吧。...