The author , in parallel with Krcmar , is experimenting with giant ionization chambers.本文作者与克尔马克尔正在同时试验巨型电离室.Cosmic rays and X - rays produce energetic electrons by ionization.宇宙射线和 X 射线因其电离作用产生高能电子.A gas - filled ioniza...
...dry weather that shrivelled this summer's crops.造成今夏作物枯萎的干旱天气After a week, original and hale strong lamina gradually atrophic and shrivelled.一星期后, 本来健壮有力的叶片逐渐萎缩干瘪.The spinach is shrivelled up.菠菜蔫了.It looked old a...