prevent

/prɪˈvent/📚 1087 102 4四级六级考研托福中考高考
To prevent something means to ensure that it does not happen. 预防

verb [vt. 及物动词]阻止,阻碍;防止,预防;设置障碍

To prevent someone from doing something means to make it impossible for them to do it.
阻止

prevent 出现在下面的课文中
Lesson 44 Speed and comfort
Lesson 54 Instinct or cleverness?
Lesson 56 Our neighbour,the river
单词造句: