Insufficientia
机能不全
🗣️ 情景例句
Ask-Bob-to sit-behind-me.
让鲍伯坐在我后面。
I put some photographs in the envelope.
我在信里夹了几张照片。
Just ahead of us there was a huge fissure.
离我们不远处，出现一个大裂缝。