Dissolved oxygen
[医] 溶解氧
🧩 词语组成解析
a. 溶解的；溶化的
🗣️ 情景例句
Things look black.
前途暗淡。
I really don't know.
我真的不知道。
The old lady was glad to be back at the block of flats where she lived.
老妇人回到了她居住的公寓楼，心里很高兴。