Regular airlines may offer special rates if you book your flights in advance and fly on certain days of the week when they don't expect to have full planes.

如果你提前订好机票，并且在一周中预计不会满员的特定日子乘机出行，通常情况下，航空公司都会提供特价。

youdao

Hundreds of them may fly out of a single nest in the soil.

上百个这样的蚁后有可能从土中的同一个蚁巢飞出。

youdao

But it does suggest feathers may have helped promote life in the trees, even for creatures that could not actually fly.

但是，这的确说明对于居于树上、即使是那些根本不能飞的树栖生物来说，羽毛可能真的有助于它们的生活。

youdao

The more likely fly in the ointment may be attempts by the two right-wing parties to make use of the affair for their own ends.

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Certain websites such as The Fly may in fact be direct competitors to their sources, which is a factual question for courts on a case-by-case basis.

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The activist tactics were different in the two cases and all perfectly legal, even though they may fly in the face of the pro-transparency trends that have dominated public and private sector efforts to clean up the mess of 2008.

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