Constant duty
[化] 不变工况
🧩 词语组成解析
🗣️ 情景例句
Help yourselves.
请随便用。
You may come home with me any time.
你随时可以来我家。
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。