P. d.
[医] 棱镜屈光度, 乳头直径, 瞳孔间距离
🗣️ 情景例句
The performing arts centers and the street performances.
表演艺术中心及街头表演。
Do you often play tennis on Sunday?
你常常在星期日打网球吗？
a ticklish business which is achieved with the aid of two tame elephants roped to the captive on either side.
这是一件棘手的事，需要在它两侧拴上两头驯服的大象才能完成。