Copper sleeve
[电] 铜袖
🧩 词语组成解析
copper
['kɑpɚ]
n. 铜;铜币;紫铜色;警察;
adj. 铜制的;
vt. 镀铜;
sleeve
[sliv]
n. [机]套筒，套管;袖子，袖套;唱片套;
vt. 给…装袖子;给…装套筒;
🗣️ 情景例句
A good medicine tastes bitter.
良药苦口。
Your pronunciation is excellent.
你的发音很好。
the graphic record shows three waves arriving one after the other at short intervals.
曲线纪录就能显示出前后相间的这3种地震波。