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
Yes. It's the anniversary of one of our important revolutionary movements.
是的。它是中国一个重大革命运动的纪念日。
When poverty comes in at the door, love flies out at the window.
贫穷进门来，爱情飞窗外。
'It's working all right, but I'm afraid that at one o'clock it will strike thirteen times and there's nothing I can do about it.
“不错，钟能报时了，但是，恐怕每到1点钟，它总要敲13下，对此我已无能为力了。”