Contaminations
(contamination 的复数) n. 污染, 污物\\n[化] 污染; 沾污
🗣️ 情景例句
Hi.
嗨
Good to begin well, better to end well.
善始好，善终更好。
Usually, he catches the number 11 bus to work, but sometimes he goes by train.
通常他乘11路公共汽车去上班，不过他有时乘火车去。