Sliding-scale
[数] 计算尺；按比例增减；浮动计算
🧩 词语组成解析
a. 滑行的, 变化的\\n[机] 滑动
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
How do you pronounce this word?
这个字怎么念。
His presence in the room was not noticed.
没有人注意到他在房间里。
There was a good talk about the increase in the world's population.
有个关于世界人口增长的谈话，很不错。