Double scale
[電] 雙標度
?? 詞語組成解析
double
['d?bl]
adj. 雙的;兩倍的;兩面派的;雙人用的;
vt. 使加倍;把…對折;重復;
vi. 加倍，加倍努力;快步走;
adv. 兩倍地;雙重地;
n. 兩倍;雙精度型;
doub二，雙+le反復 → 反復兩倍 → 翻倍
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
on the school board,
在聯合校董會中
I was wondering if you'd let me stay with you for a few days.
不知道你能否讓我在你這里住幾天。
They gave me a FORM and told me to fill it out.
他們給我一張表讓我填。