When heterothallism is purely physiological, morphologically identical strains exist ( often designated plus and minus strains ). 当异宗配合纯粹是生理上时, 存在形态上相同的菌系 ( 经常用+—号表示 ).
She then decided right before the opening to make a dramatic announcement.然后就在开幕式开始之前，她决定要宣布一件激动人心的事情。He was floored by the announcement.这个通告使他不知所措。The announcement was greeted enthusiastically.公告受到人们的热烈欢迎。...
There is a lengthy article on Spike Milligan in the Observer newspaper.《观察家报》上有一篇关于斯派克·米利根的长篇文章。Spike Milligan has finally got the gong he had been promised.斯派克·米利根最终拿到了早就承诺给他的那块奖章。Although you'd think business woul...