Secondary nitroparaffin
[化] 仲硝基烷
🧩 词语组成解析
secondary
['sɛkəndɛri]
adj. 第二的，中等的;助手，副手;中等教育的;间接的;
n. 副手，代理人;[天]双星中较小较暗的一个，卫星;[语]次重音;
second第二+ary...的→第二的
[机] 硝基烷烃
🗣️ 情景例句
What is wrong with you?
你怎么啦？
How many feet are you going to use?
你要用几英尺？
The curious thing was that the lake was not marked on the map.
奇怪的是那个湖没有在地图上标出。