例句：

　　It could be a bit problematic, legally speaking.

　　從法律上說(shuō)，可能是有點(diǎn)問(wèn)題。

　　We are deeply concerned to get out of this problematic situation.

　　我們非常想擺脫這種問(wèn)題重重的局面。

　　He decided to turn professional.

　　他決定轉為職業(yè)人員。

　　She became a professional mezzo-soprano.

　　她成為一名專(zhuān)業(yè)的女中音歌手。