before
in Vietnamese trước khi, trước
BrE /bɪˈfɔː/ AmE /bɪˈfoʊ/
preposition / conjunction en → vi
trước khi, trước
at an earlier time than a specified event or period of time
- before something happens
Collocations before breakfast · before lunch
-
I'll see you before the meeting.
Tôi sẽ gặp bạn trước cuộc họp.
trước, đứng trước
in a position earlier in a list, order or sequence than something else
- before something
Collocations before the main course · before dessert
-
We'll have coffee before dinner.
Chúng tôi sẽ uống cà phê trước bữa tối.
nếu không, nếu không có
used to say that something must happen or be true in order for another thing to happen
- before you can do sth
Collocations before you can start · before you can leave
-
You must finish your homework before you can watch TV.
Bạn phải hoàn thành bài tập về nhà trước khi được xem TV.
thích, ưu tiên
used to say that one thing is preferred or more important than another
- before something else
Collocations before anything else · before everything else
-
We need to finish this project before we start any other work.
Chúng tôi cần hoàn thành dự án này trước khi bắt đầu công việc khác.
trước đây, trước kia
used to refer to a time in the past, especially when comparing it with the present or future
- before now
Collocations long before · a long time before
-
I lived in New York before I moved to London.
Tôi đã sống ở New York trước khi chuyển đến London.
đã (hoàn thành trước)
used to form the past perfect tense, indicating an action completed before another in the past
- had done sth before
-
She had finished her work before she left the office.
Cô ấy đã hoàn thành công việc trước khi rời văn phòng.
đang (hoàn thành trước)
used to form the past continuous tense, indicating an action in progress before another in the past
- was/were doing sth before
-
She was reading a book before she went to bed.
Cô ấy đang đọc một cuốn sách trước khi đi ngủ.
đã (hoàn thành trước)
used to form the past simple tense, indicating an action completed before another in the past
- did sth before
-
He did his homework before he watched TV.
Anh ấy đã làm bài tập về nhà trước khi xem TV.