Sliding scale
计算尺, 按比例增减
📖 牛津释义
sliding scale
scale that relates two things, so that they each increase or decrease together 滑动费率, 滑动折算制（相关的两项目相应增减制）
Fees are calculated on a sliding scale according to income, ie Richer people pay more. 这种费用是根据收入高低滑动折算的（富人多付钱）
🧩 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
Forget it, accidents happen.
算了吧， 什么都会发生。
Her blouse is behind the desk.
她的上衣在书桌后面。
No. I've never been to that farm before. What kinds of animals have they got?
不，我以前从来没有去过那个农场。他们有哪些种类的动物？