Lead tetraalkyl
[化] 四烷基铅
🧩 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;
🗣️ 情景例句
We're not seeing each other anymore.
我们俩不再见对方了。
An ox is taken by the horns,and the man by the tongue.
牛因角被执，人因舌陷身。
First of all, it's been improved. And it's bigger, although it's more expensive.
首先，它已作了改进。而且机子较大，尽管价格贵些。