be in the vein for的用法和樣例：
例句
- His interest in photography is only a passing fad.
他對攝影的愛(ài)好僅是一時(shí)的興致。 - He found the manufacturer in excellent spirits.
他發(fā)現這位工廠(chǎng)主人興致好得不得了。
- The boss is in no humor to talk to you right now.
此刻老板沒(méi)有心情同你說(shuō)話(huà)。 - She was in a cheerful frame of mind.
她心情愉快。
