一会儿天阴得很黑;紧跟着就是打雷打闪.Pretty soon it darkened up and begun to thunder and lighten.一天傍晚, 突然下起可怕的暴风雨,又响雷又打闪.One evening a fearful arose, it thundered and light end.恐怕暴雨即将来临, 您看见那边打闪了 吗 ?I feel a thunderstorm is brewing. Do yo...
人的脑垂体中间部是不发达的.In humans, the pars intermedia is a rudimentary region.这是一种不成熟, 或不发达首歌, 一首歌的婴儿.It's an immature, or underdeveloped song, a baby song.这项工程将覆盖中国的农村和不发达地区.The project will encompass rural and underdevelop...