“耳塞”的拼音为：ěr sāi...

真幸运，我们带有耳塞，因为房间外面的车辆噪音太大。Luckily we take earplug with us, as the traffic outside our room is very noisy.因为太吵闹了,他用耳塞堵住了耳朵.He put plug in his ear because the noise was too loud.后来, 我们再告诉瓦利不要再戴耳塞, 好 吗 ?And then , afterwards...

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