Calcium bichromate
[机] 重铬酸钙
🧩 词语组成解析
n. 重铬酸盐\\n[化] 重铬酸盐(或酯)
🗣️ 情景例句
The girls learned a great deal.
女孩们学到了许多东西。
Which foot hurts?Is it the left one?
哪个脚受伤?是左脚？
Rescue workers are therefore drilling a hole on the north side of the mine.
因此，营救人员在矿井的北侧钻了一个洞。