Fixation of nitrogen
[化] 固氮作用
🧩 词语组成解析
fixation
[[fik'seiʃən]]
n. 定置, 固定, 定色\\n[医] 固定; 固定法, 固定术; 定影
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
🗣️ 情景例句
Unless in uniform, he doesn't look like a policeman.
除非穿上制服，要不他看起来不像警察。
If you trust before you try, you may repent before you die.
不试就相信，死前要悔恨。
Look into the river, said the monkey. There he is! See his head?
“往河里看，”猴子说，“他就在那里！看见他的头了吗？