The whole house was filled with the aroma of coffee. 滿(mǎn)屋子都是咖啡的香味。

articulate adj. 表達(dá)能力強(qiáng)的

Articulate speech is very important. 清楚的表達(dá)能力是非常重要的。

ascertain vt.弄清，確定，查明

I ascertained that she was dead. 我斷定她已經(jīng)死了。

attest vt. & vi.作為或提供某事物的證明

Several witnesses can attest to her good character. 好幾位證人證實(shí)她品行端正。

audacious 有勇無(wú)謀的，冒失的，厚顏無(wú)恥的

The protectorate was so audacious as to provoke its controlling state in a game of twisting the lion's tail. 這個(gè)保護(hù)國(guó)如此大膽，竟敢作冒犯其宗主國(guó)的嘗試。