fall flat
落得無趣
A:Tom's leg is broken.
A:湯姆的腿斷了。
B:So I hear, He fell flat on his leg as he walked downstairs.
B:我聽說了,他下樓的時候摔了個結結實實。
A:I'm afraid he has to stay in bed for a long time.
A:恐怕他得在床上呆很長時間了。
B:Sure.
B:可不是。