There was a metallic taste at the back of his throat.他喉咙深处有一股金属味儿。He had painted all the wood with metallic silver paint.他给所有的木材都涂上了一层闪耀着金属光泽的银漆。It gave a metallic clang, like a cracked bell.它发出了金属碰击般的哐啷声，跟破钟似的。...
Those who suffer from narcissism become self-absorbed or chronic show-offs.被自恋症折磨的人会变得只专注于自己的事情，或者不断地自我炫耀。Freud first mentioned this concept in his paper'On Narcissism '.弗洛伊德在他的论文《论自恋》中首次提到了这个概念.Those who suffe...
As one of important oilcrops, rapeseed belongs to the Brassica genus Cruciferae family.油菜是世界上广泛种植的一种油料作物, 它在植物分类上属于十字花科(Cruciferae)芸苔属(Brassica),以收获种籽榨油为主要目的.The microspore culture technology has been widely applied in B...