Sludge removal
[化] 淤渣清除
🧩 词语组成解析
n. 软泥, 泥泞\\n[化] 沉淀物; 泥状沉淀
🗣️ 情景例句
and when I'm ready to go back,
而当我准备好要回去时，
You can never tell about this sort of thing.
这种事谁也说不准。
Old tunes are sweetest and old friends are surest.
老调最甜美，老友最可靠。