Neiloid
凹面体
🗣️ 情景例句
Can't you do something about it?
你就不能想点办法吗？
Never offer to teach fish to swim.
切莫教鱼游泳。
He sent the journalist two more faxes, but received no reply.
他给记者先后发去两份传真，但对方毫无反应。