翻译几个短语,. 谢谢`

sth gets in the way of sb/sth means sth stops sb/sth when sb/sth is on his way.

sb is serious about sth means sb is very strict with sth or sb think sth is very important.

sb spends time on sth means sth costs one's time when sb is doing it.

这是我自己的解释，可能对你有帮助吧。

（不确定）
对某事认真
花费时间在……

第一个应该是妨碍的意思
Her social life get in the way of her study.
她的社交生活妨碍了学业。

第一个：妨碍，阻碍
第二个：认真做某事
第三个：在……上花费时间