1·He vouchsafed to me certain family secrets.
他让我知道了某些家庭秘密。
—— 《牛津词典》
2·The offer is subject to certain conditions.
此项优惠受制于某些条件。
—— 《牛津词典》
3·Some students are exempt from certain exams.
有的学生可免除某些考试。
—— 《牛津词典》
4·People can react badly to certain food additives.
人们对某些食品添加剂会严重过敏。
—— 《牛津词典》
5·The symptoms may be exacerbated by certain drugs.
这些症状可能会因为某些药物而加重。
—— 《牛津词典》
1·The constitution invested him with certain powers.
宪法赋予了他一些权力。
—— 《柯林斯英汉双解大词典》
2·As with all diseases, certain groups will be more at risk than others.
所有的疾病都是如此，一些人比另一些人更容易受到威胁。
—— 《牛津词典》
3·Certain areas have been declared off limits to servicemen.
已经宣布一些地区军人不得出入。
—— 《柯林斯英汉双解大词典》
4·Certain chronic conditions, such as diabetes, require special diets that should be monitored by your physician.
一些慢性病，如糖尿病，要求病人食用由医生指导的特定食物。
—— 《柯林斯英汉双解大词典》
5·Of course, there are certain limits but these are not age limits.
当然，会有一些限制，但不是年龄的限制。