Boiler scale
[机] 锅垢
🧩 词语组成解析
scale
[skel]
n. 规模;比例（尺）;鱼鳞;级别;
vt. 测量;攀登;刮去…的鳞片;
vi. 衡量;攀登;（鳞屑）脱落;生水垢;
scale(climb)→登；爬越；音阶；比例尺；规模；尺；尺上的刻度
🗣️ 情景例句
I read when I have the chance.
我有空时喜欢读书。
Generally speaking, a contract cannot be changed after it has been signed by both parties.
一般来讲，合同一经双方签订就不得更改。
I am looking forward to your early reply.
希望早日得到你的答复。