Inefficaciousness
n. inefficacious的变形
🗣️ 情景例句
OK. Let's have a look at it.
好，让我们来看看。
We went to a concert last night to hear the symphony orchestra.
我们昨晚去了一个音乐会听交响乐乐队演奏。
Come in and have a seat.
请进来坐。