Siemens ozone tube
[机] 西门臭氧管
🧩 词语组成解析
n. 西门子（财富500强公司之一, 总部所在地德国, 主要经营电子电气）
ozone
['əuzəun, əu'z-]
n. [化]臭氧;清新空气;
🗣️ 情景例句
Favorably?
是好评
We had a good time.
我们玩的很开心。
that a series of deep soundings was obtained in the Atlantic and the first samples were collected by dredging the bottom.
才在大西洋测得一个个海水深度，同时通过挖掘海底，取得了研究海底的首批样品。