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
Sunday's their big day.
星期天是他们大生意的日子。
Progress is the activity of today and the assurance of tomorrow.
进展即今日的活动和明日的保证。
At the moment, he's reading an interesting book.
此刻，他正在看一本有趣的书。