例句：

　　He is always pontifical.

　　他總是很自以為是。

　　The style is more observational than polemical.

　　它是觀察式的，不是辯論式的。

　　The area is of great botanical interest.

　　該地區(qū)很有植物學研究價值。

　　She likes to talk about symmetrical and asymmetrical triangles.

　　她喜歡談論對稱和不對稱的三角形。

　　The power of the monarchy in Britain today is more symbolical than real.

　　今日英國君主的權力多為象征性的， 無甚實際意義。

　　If you're still skeptical about exercising, we can only ask you to trust us and give it a try.

　　如果你仍對鍛煉持懷疑態(tài)度，我們只能請你相信我們，試一試。