Double-geared
双级齿轮传动
🧩 词语组成解析
double
['dʌbl]
adj. 双的;两倍的;两面派的;双人用的;
vt. 使加倍;把…对折;重复;
vi. 加倍，加倍努力;快步走;
adv. 两倍地;双重地;
n. 两倍;双精度型;
doub二，双+le反复 → 反复两倍 → 翻倍
a. 齿轮传动的, 变速螺旋桨
🗣️ 情景例句
to talk to someone at the bank next week.
下星期与银行的人谈一谈。
What are you writing?
你正在写什么？
We're going to watch a football game. Would you like to come too?
我们打算看一场足球赛。你也来好吗？