certain
英['sə:tn]美['sə:tn]
adj.
1. 确实；肯定；确定
2. 确信；确定；无疑
3.（不提及细节时用）某事，某人，某种
4.（与人名连用，表示说话者不识其人）某某，某位，一位叫...的
5. 轻微的；微小的；显而易见却难以描述的
pron.
certain of... （不提及人或事物的名称时用）某些
1. 确实；肯定；确定
2. 确信；确定；无疑
3.（不提及细节时用）某事，某人，某种
4.（与人名连用，表示说话者不识其人）某某，某位，一位叫...的
5. 轻微的；微小的；显而易见却难以描述的
pron.
certain of... （不提及人或事物的名称时用）某些
副 词：certainly
| 同： | |
| 反： |
- Some creatures -- certain species of squirrels and lizards among them -- slide above the ground with the help of paired skin flaps that generate lift.
有些生物（如特定种类的飞鼠和蜥蜴）能借助一对皮翼的拍动产生提升作用,在地面上滑行。收藏 - Pilotage refers to the guidance of vessels entering or leaving ports or sailing in certain areas on rivers and territorial seas
引航是指引领船舶进出港口,或在江河内海一定区域航行。收藏 - A pancreatic digestive enzyme that catalyzes the hydrolysis of certain proteins in the small intestine into polypeptides and amino acids.
胰凝乳蛋白酶胰消化酶，在小肠中催化某些蛋白质水解形成多肽和氨基酸收藏 - It is believed that under certain conditions prolonged boiling will cause a decline in the viscosity.
一般认为，在一定的条件下过长的煮浆时间会导致浆液粘度的下降。收藏 - They were disqualified for citizenship by certain controversial restrictions.
他们由于某些有争议的限制而失去公民资格。收藏
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