Her enthusiasm during the sales meeting was an infection that energized the whole team.

她在業務會議上的熱情具有感染力,讓整個團隊都充滿幹勁。

The infection of panic spread quickly among investors after the bank's sudden announcement.

銀行突然發布消息後,恐慌情緒迅速在投資人之間蔓延開來。

A cheerful flight attendant's smile became an infection, and soon every passenger was relaxed.

一位空服員開朗的笑容感染了大家,不久每位乘客都放鬆下來。