Compound 497
[化] 化合物497; 狄氏剂
🧩 词语组成解析
🗣️ 情景例句
We have around 3,000 workers.
大约有3000名职工。
You are saying you turn on the computer and see nothing?
你的意思是你把计算机打开后什么也看不见？
From the shore line, out to a distance which may be anywhere from a few miles to a few hundred miles,
从海岸线向大海延伸几英里到几百英里的区域是大陆架慢坡，