吃透英语课本，提升在校竞争力
phrase. 试试看；尝试一下
However, his friend successfully persuaded him to have a try.
但是，他的朋友成功地说服他尝试了一下。
You should have a try, don't swallow anybody.
不要轻信任何人，你得亲自去试一试。
