1. certain 用某個的意思造句
1. For example, a radiologist at a big research hospital may provide a consultation for a rural hospital that doesn't have the expertise to diagnose certain conditions.
比如，在大型研究性醫院中的放射科醫生就可以為沒有設備或者條件的偏遠地區的醫院提供遠程咨詢。
2. Similarly, there are other products, especially those used in a transient manner, or those used by people with certain disabilities, that must be optimized for beginners.
類似地，還有其他一些產品，特別是某些偶爾或臨時才會使用，或者為身體行動不便的人使用的產品，必須為新手進行優化。
3. Understanding why a user performs certain tasks gives designers great power to improve or even eliminate those tasks yet still accomplish the same goals.
理解用戶執行任務的原因讓設計師能夠改善，或者甚至是消除某些任務，同時仍然能夠完成目標。
2. 用be certain of/about sth其中一個造四句話,要寫中文,還有我是個
He is certain of winning the match. 他確信能贏這場比賽。
If you to be certain of seeing play in London, you to book your seat advance.
如果你想確定的看到在倫敦的劇場， 你必須提前預訂座位
There is nothing of the universe you be certain of improving, but your own self!
這個世界上除了你自己，沒有什麼是你能改變的！
Unless he is certain of doing as well , he will probably do best to follow the rules
除非寫作者很確定自己可以做得很好，可能最好還是遵守規則。
