商务英语：今日热词——短暂的

短暂的（形容词）

(adjective) Describing something that fades away like mist; dissolving or disappearing softly and gradually.

例句

EXAMPLE: As the sun rose, we lost sight of the last evanescent stars of the night sky.

太阳升起来了，来自夜晚天空的最后尚存的几颗星星迅速离开了我们的视野。

to blow hot and cold

出尔反尔（成语）

(IDIOM) To vacillate; to change one's opinion in a weak, indecisive way.

EXAMPLE: The boss often blows hot and cold, depending on his mood, and so no one can predict his decisions on anything.

这位老板总是出尔反尔，一切取决于他的情绪，所以没人能预测他的任何决定。