Europeans take melons for a preventive against seasickness.欧洲人吃瓜作为预防晕船的方法.He was very prone to seasickness and already felt queasy.他快晕船了，已经感到恶心了。Sally always suffers from seasickness when she is at sea.萨莉每次出海会晕船....
蕾特别喜欢咯咯地笑，而且总是爱开玩笑。Ray was very giggly and joking all the time.李森科说笑话的时候自己咯咯直乐。Lysenko gave a deep rumbling laugh at his own joke.我在胳肢他，他哈哈哈、咯咯咯地笑个不停。I was tickling him, and he was laughing and giggling....
Both atria are thinwalled muscular chambers.两心房是由薄壁构成的空腔.Yet on maximal vagal stimulation, both atria and ventricles come to a standstill.然而,以最大刺激作用于迷走神经时, 心房和心室都停搏.The combined contraction of the atria and ventricles is...