1、be from英 [bi: fr?m] 美 [bi fr?m]来自于。
Judging from his accent, he must be from the south. 听他的声口，一定是南方人。
2、come from英 [k?m fr?m] 美 [k?m fr?m]源自;来自某处;出生于;由…造成。
Where did you come from?你打哪儿来？
