earplug
plural of mosquitocide
(quantum mechanics) A binary doublet.
plural of plumed whistling duck
A piece of protective gear meant to be inserted in the ear canal to protect the wearer's hearing from loud noises or the intrusion of water.
コンサートにはいつも聴力を守るための耳栓を持って行きます。
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DiQt
Free
★★★★★★★★★★
