buck up的用法和樣例：
例句
- The morning sunshine braced up his strength.
早晨的陽光使他精神振奮。 - The support of the students cheered up the losing team and they played harder and won.
學生們的助威使這個處於劣勢的隊伍精神振奮起來，他們努力拚搏，最後贏得了勝利。 - An extraordinarily large order bucked up all the staff.
一份特大訂單使全體員工歡欣鼓舞。
辭彙搭配
- buck up 精神振奮
