Spiral nebula
n. 螺旋星云, 旋涡星云
🧩 词语组成解析
spiral
['spaɪrəl]
n. 螺旋（线）;旋涡;螺旋形物;（足球运动的）旋球;
v. 使成螺旋形;螺旋式的上升（或下降盘旋上升（或下降）;
adj. 螺旋形的;盘旋的;盘旋上升的;
nebula
[['nebjulə]]
n. 星云, 角膜云翳\\n[医] 薄翳; 角膜翳, 角膜云翳; 喷雾剂
🗣️ 情景例句
There are no dues.
不要会费。
The Hilton hotel, please. I have a 10:30 appointment.
请到希尔顿旅馆，十点半我有一个约会。
One moment we were walking along the top of a hill and now we could see no more than about thirty metres ahead of us.
一时间我们还在山顶上行走，而现在30公尺开外的地方我们都看不清了。