Secondary structure
[化] 二级结构
🧩 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
Do you have any white gold bracelets?
你有白金手镯吗？
People do not lack strength; they lack will.
人们不缺力量，缺的是决心。
Though my aunt pursued what was, in those days, an enlightened policy, in that she never allowed her domestic staff to work more than eight hours a day, she was extremely difficult to please.
姑妈待佣人在当时算是开明的，从来不让佣人每天工作超过8小时，但他们很难使她称心如意。