Lead disilicate
[机] 二矽酸铅
🧩 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;
[机] 二硅酸盐
🗣️ 情景例句
Oh, he's adorable!
哦 ，他可爱极了。
I don't have the nerve to do it.
我没勇气去做。
If they knew how difficult it was to drill through the hard rock, they would lose heart.
如果他们知道了钻透那坚硬的岩石有多么困难，他们会丧失信心的。