Mitralization
二尖瓣型心
??? 情景例句
You had it engraved!
你在上面刻了字！
Don't you have anything better to do?
你沒別的事好做嗎？
Whether it be bird, fish or beast, the porpoise is intrigued with anything that is alive.
海豚對凡是活的東西都感興趣，不管是鳥、是魚，還是野獸。