Pb
[计] 10的15次方字节\\n[医] 铅(82号元素)
✅ 同义词
🗣️ 情景例句
He has the advantage of a good education.
他有受过良好教育的优势。
Time cures all things.
时间可以医治一切创伤。
You must cut off one pound of flesh, no more, no less. And not one drop of blood must fall.
你必须割下整一磅肉，不准多也不准少。而且不准流一滴血。