今日短語
舊時，蒸汽機在啟動後需要先 “build up a head of steam（蓄足蒸汽壓力）” 才能全力運轉。如今，這個表達用來比喻 “某事或人開始成功”，尤其指 “一個人或一項活動積攢瞭足夠的能量、人氣或支持，從而促使某事的發生”。
例句
The new advertising campaign is building up a head of steam. The product is really selling.
這個新的廣告宣傳活動初見成效。這款產品真的很暢銷。
The team is building up a head of steam after a slow start. The presentation should be ready by Friday.
這支團隊在緩慢起步後漸入佳境。演示報告應該在星期五之前準備好。
We really need to build up a head of steam if we want to finish this project on time.
如果我們想按時完成這個項目，我們真得蓄足馬力。
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