The air hostess asked everyone to belt up.

空姐要大家扣好安全带。

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Changing spark plugs, air filter, timing belt and other items from maintenance schedule may save you from costly repairs.

根据维护时间表，更换火花塞、空气滤清器、正式皮带和其他配件，这样可以节省维修费用。

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The air hostess asked everyone to belt himself in.

空中小姐要求大家扣好安全带。

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We have hands-free telephones, voice-activated controls, xenon headlights and four-wheel steering to make towing easier, and I've just heard of rear-seat air bags built into the seat belt.

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Many voters too are hostile, tired both of repeated belt-tightening and of the air of sleaze that hangs around the government.

ECONOMIST: Argentina: Menem again? | The

You metaphorically strap yourself in with a seat-belt and say we're on air now.

BBC: NEWS | Programmes | Breakfast | Natasha's first anniversary