例句與造句

1. Part 2 : expansion of the question . mainly describe all respects of the naturally ecological appraisal , point out the concept , content the method , and the principle of choice ecological factor , summarize the feedback of the relevant theory at the same time
   第二部分：主要對(duì)自然生態(tài)評(píng)價(jià)導(dǎo)向的各個(gè)方面進(jìn)行論述，指出該方法的概念、內(nèi)容以及生態(tài)因子選擇原則等基本問(wèn)題，同時(shí)概括相關(guān)理論對(duì)其的反饋。
2. It's difficult to find principle of choice in a sentence. 用principle of choice造句挺難的