Sources
n. 输入源；发起者；来源（source的复数）
🗣️ 情景例句
His appearance is impressive.
他的外表给人印象深刻。
It was so beautiful it took my breath away.
它美得使我目瞪口呆。
Hay had been cut and cowsheds had been cleaned.
干草已切好，牛棚也打扫干净了。