BO
US /ˌbiːˈoʊ/
UK /ˌbiːˈoʊ/

1.
体味, 汗臭
a strong, unpleasant smell of the human body, especially sweat, that has not been washed off
:
•
He needs to take a shower; he has terrible BO.
他需要洗澡;他有很重的体味。
•
Regular washing helps prevent BO.
经常洗澡有助于防止体味。