干呕( retch的过去式和过去分词 );
Nausea surged in him and he retched violently...
他突然觉得恶心,猛烈地干呕起来。
I felt some nausea and retched several times. But I didn't throw up anything.
我感到恶心,干呕了几次, 但没吐出什么来.
Nausea surged in him and he retched violently.
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