belt up

US /belt ʌp/
UK /belt ʌp/
"belt up" picture
1.

系好安全带

to fasten your seatbelt in a car or aircraft

:
Make sure everyone belts up before we start driving.
开车前请确保每个人都系好安全带
The flight attendant reminded passengers to belt up for landing.
空乘人员提醒乘客在降落时系好安全带
2.

闭嘴, 安静

(informal, British) to stop talking or be quiet

:
Oh, belt up, will you? I'm trying to concentrate.
哦,闭嘴,好吗?我正在努力集中注意力。
He told the noisy kids to belt up.
他让那些吵闹的孩子们闭嘴