Annuluses
环面( annulus的名词复数 )
🗣️ 情景例句
Do you have any other symptoms? Any more than those you've described?
你有没有其它的症状？除了那些你已叙述过的？
I'm working on it.
我正在努力。
She heard the front door open and heavy footsteps in the hall.
她听见前门被打开，走廊里响起重重的脚步声。