pick up有几种意思
pick up 该短语有多种含义，常见的含义有“捡起;接人;养成;学习”。如： 捡起：It's against the rule to pick up the ball. (捡球是犯规的。) 接人：The driver stopped to pick up a hitchhiker. (司机停下来让一个搭车人上了车。) 养成：It's no easy job to pick up a good habit. (养成一个好习惯并非易事。) 学习：If you go to...