Nonavailability
未利用率
🗣️ 情景例句
Come on. you can do it!
来吧，你能行！
Easy come, easy go.
易得易失。
Among the rubbish, I found a sign which said, 'Anyone who leaves litter in these woods will be prosecuted!'
“凡在此树林里丢弃垃圾者，将依法处置。