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VERB
吞食；大口吃；狼吞虎咽
If you gulp something, you eat or drink it very quickly by swallowing large quantities of it at once.
例句
She quickly gulped her tea.
她将茶一饮而尽。
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VERB
（因紧张或兴奋）倒吸气
If you gulp, you swallow air, often making a noise in your throat as you do so, because you are nervous or excited.
例句
I gulped, and then proceeded to tell her the whole story...
我倒吸了一口气，接着把事情的原委都讲给她听。
'I'm sorry,' he gulped.
“很抱歉，”他倒吸了一口气说。
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VERB
大口大口地吸（气）
If you gulp air, you breathe in a large amount of air quickly through your mouth.
例句
She gulped air into her lungs...
她大口大口地吸着气。
He slumped back, gulping for air.
他一屁股坐了回去，大口地喘着气。
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N-COUNT
吞咽的量；一大口
A gulp of air, food, or drink, is a large amount of it that you swallow at once.
例句
I took in a large gulp of air...
我深吸了一大口气。
When his whisky came he drank half of it in one gulp.
威士忌端上来后，他一口气就喝掉了一半。