 | [canh phòng] |
|  | to watch; to defend; to keep watch |
|  | canh phòng biên giới |
| to keep watch for the border |
|  | cá» má»™t ngưá»i canh phòng cho những ngưá»i khác ngá»§ |
| to post a guard to keep watch while the others sleep |
|  | canh phòng cẩn máºt |
| to watch closely; to take strict security precautions |