aroma n. 芳香，香味
The whole house was filled with the aroma of coffee.滿屋子都是咖啡的香味。
articulate adj. 表達能力強的
Articulate speech is very important.清楚的.表達能力是非常重要的。
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.好幾位證人證實她品行端正。
audacious 有勇無謀的，冒失的，厚顏無恥的
The protectorate was so audacious as to provoke its controlling state in a game of twisting the lion's tail. 這個保護國如此大膽，竟敢作冒犯其宗主國的嘗試。
