Annulo-spiral
[医] 环螺形的
🧩 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
How long have you known her?
你认识她多久了？
He who has lost shame is lost to all virtue.
没有廉耻心，没有好德行。
The steps are rather narrow.
这些台阶相当窄。