Nonavailability
未利用率
🗣️ 情景例句
Men and women, young and old, to give us their time.
不管男女老幼 ，请他们贡献时间。
I heard the clock, but I didn't get up until 9.
我听见闹钟了，但我捱到九点才起。
Are you ten?
你10岁吗？