go and make sure she's all right.
去弄清楚她是不是真的没事。
he made sure that his sons were well educated.
他确保他的儿子们都受到了良好的教育。
See main entry:sure
英汉双解词典包含131075条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。