Chelation therapy
[化] 螯合疗法
🧩 词语组成解析
[化] 螯合作用; 螯环化
🗣️ 情景例句
No.
不是。
I used to start working at 9:00 o'clock every day.
我过去常在9:00点钟开始每天工作。
Later, an operation helped her to get back part of her sight, but she remained at the institution for six years more.
后来，一次手术帮助她恢复了部分视力。但是，她在这所学校又呆了6年。