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
Are you having a good time, Susan?
玩得高兴吗， Susan？
Please stop by (drop in) sometime.
请于近日过来坐坐。
Did you give our English teacher a card for Teachers' Day?
你给了我们的英语老师教师节贺卡了吗？