英式：[ˈɪəplʌɡ]美式：[ˈɪrplʌɡ]
n.耳栓，耳塞
Luckily we took earplug with us, as the traffic outside our room was very noisy. 真幸运，我们带有耳塞，因为房间外面的车辆噪音太大。
earplugs
n.耳塞
