allow (a particular emotion, opinion, or point of view) to be expressed
允許（某種情緒、意見或觀點(diǎn)）得以表達(dá)
in proper vocal condition for singing or speaking
嗓音正常
the soprano is in marvellous voice.
那個女高音嗓音狀況好極了。
In complete agreement; unanimously
一致地：完全一致；全體同意地
Our group rejected the proposal with one voice.
我們小組一致反對提議