Lead dimethyl
[化] 二甲基铅
🧩 词语组成解析
lead
[lid]
vt. 领导;引导;指挥;
vi. 领导;导致;用水砣测深;
n. 铅;领导;榜样;枪弹;
adj. 领头的;最重要的;领先的;
[医] 二甲基
🗣️ 情景例句
Do you want to get together and study sometime?
你想和我一起学习吗？
Over 5,000 hours of work went into this software, and today it's my privilege to bring it to you.
这种软件的研制超过5000工作小时，今天我很荣辛地向你们展示它。
'You should have declared that.
“你刚才应该申报，