I resolved to visit my grandmother at least once a year.
我决定每年至少要去看望祖母一次。
2.pose a threat to 对...造成威胁
Do the radio waves that cell phones emit pose a threat to health?
手机发出的无线电波是否真的对身体健康构成了威胁?
3.take up 拿起;从事
I hope that they take up this challenge.
我希望他们能接受这个挑战。
4.net profit 净利润
For example, company net profit has its own unique tag.
比如,公司净利润使用自己独有的标记。