Ppms
[医][=Purdue Perceptual-Motor Survey]珀杜（氏）知觉动作调查表
🗣️ 情景例句
Well, Grandpa will be disappointed, too.
爷爷也会感到失望。
He is on the phone.
他正在通话。
or of the habits of the social insects, let us say.
和昆虫群居的习性