After flying across time zones people often suffer from jet lag.
经过跨越时区的飞行后，人们常常会有时差反应。
Entomologists claim that older bees can suffer from jet-lag if they are transported overseas by airplane.
昆虫学家们称，如果把较老的蜜蜂空运到国外，那么它们也会患时差综合症。
Entomologists claim that older bees can suffer from jet-lag if they are transported overseas by airplane.
昆虫学家们称，如果把较老的蜜蜂空运到国外，那么它们也会患时差综合症。
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