Noncyclic crown ether
[化] 非环状冠醚
🧩 词语组成解析
不定期的, 不经常的, 非周期[循环]的
crown
[kraʊn]
n. 王冠;花冠（有时象征胜利）;王权;（某物的）顶部;
vt. （尤指通过增添成就、成功等）使圆满;为…加冕;使圆满完成;给…以荣誉;
vi. 露顶;
ether
['i:θə]
n. <化>醚;the ether 苍穹;苍天;太空;
🗣️ 情景例句
What a job! Good work, Richard!
你拍得很棒， 好作品， Richard！
My sister was born in nineteen thirty-eight.
我的妹妹是一九三八年出生的。
She instructed in her will that if that were to happen, all the money should go to an organization for helping the blind called Helping Hand.
于是她在遗嘱中指示如果此事发生，这笔钱应该全部捐献给一个名叫'援助之手'的盲人救济组织。