Spiral galaxy
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;
🗣️ 情景例句
He's a friend.
他是位朋友。
The President is going to address the nation on television this evening.
总统今晚将向全国发表电视讲话。
This is a No Parking area.
此处是‘禁止停车’区。