Concavous
concavous (comparative more concavous, superlative most concavous)\\n(obsolete) concave\\n
??? 情景例句
May I have headphones for the in-flight movie?
我可以要一副耳機來欣賞飛機上的電影嗎？
How dare you stand me up!
你竟敢放我鴿子！
You did a good job.
你干得很好。