Evolution can explain why human embryos look like gilled fishes.进化论能够解释为什么人类的胚胎看起来象除去了内脏的鱼一样.A sharp demarcation of adventive embryos from zygotic embryos cannot be drawn.不定胚与合子胚之间不能划分出明显的界限.Most grass embryos have a fla...
About 60,000 subscribers have special adapters to receive and decode the signals.大约6万用户拥有特殊的适配器来接收和转换信号。This category includes video display adapters , dot matrix printers, and laser printers.这类包括视频显示卡, 点阵式打印机和激光打印机.Do n...
It was a marvellous afternoon with a huge turnout of people.那是个美妙的下午，出席人数众多。A high turnout was reported at the polling booths.来自投票站的消息称投票率很高。Election officials said the turnout of voters was low.选举官员称选民的投票率很低。...