Secondary hydrogen atom
[机] 二级氢原子
🧩 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
🗣️ 情景例句
Thank you.
谢谢。
I ought to tell him the whole story.
我应该告诉他整个事情的始末。
Mohandas Gandhi was born in India in 1869 and was married at the age of 13, following local custom.
莫汉达斯·甘地1869年出生于印度，按照当地的风俗，他13岁时就结了婚。