earplug
🇺🇸
/ˈɪrplʌɡ/
🇬🇧
/ˈɪəplʌɡ/
A small device you put in your ears to block out sound or water.
I always use earplugs when I sleep in a noisy environment.
當我在喧囂的環境中睡覺時,我總是使用耳塞。