Sliding scale
計算尺, 按比例增減
?? 牛津釋義
sliding scale
scale that relates two things, so that they each increase or decrease together 滑動費率, 滑動折算制（相關的兩項目相應增減制）
Fees are calculated on a sliding scale according to income, ie Richer people pay more. 這種費用是根據收入高低滑動折算的（富人多付錢）
?? 詞語組成解析
a. 滑行的, 變化的\\n[機] 滑動
scale
[skel]
n. 規模;比例（尺）;魚鱗;級別;
vt. 測量;攀登;刮去…的鱗片;
vi. 衡量;攀登;（鱗屑）脫落;生水垢;
scale(climb)→登；爬越；音階；比例尺；規模；尺；尺上的刻度
??? 情景例句
Should children be allowed to watch violent movies?
小孩可以看暴力片嗎？
I think we can draw up a tentative plan now.
我認為現在可以先草擬一具臨時方案。
It was important to carry out the work quickly, so an extra team of men were asked to work on the repairs one evening.
因為盡快投入修理工作顯得十分重要，于是一天晚上加派了一支工作隊來參加維修工作。