And you have to be strict about it.

并且必须严格遵守。

My company is strict about efficiency.

我的公司很讲究效率。

He said some hotels are stricter about cleanliness than others. But stronger measures for cleaning operations are happening everywhere.

他表示，某些酒店在清洁力度方面较其它酒店更加严格。不过，现在（各机构）都加强了清洁力度。

If we're being strict about it, wherever he went, he was four that year.

严格地说他四岁那年在哪个国家记不清了，只记得他四岁那年。

Try to be strict about going to bed at a regular time and create your own relaxation routine.

尽量严格按时睡觉，并制定自己的放松习惯。

He said one change is that Instagram would aim to be " stricter" about the kinds of content it suggests to young people.

他说，有一项改变是Instagram将会对他们推荐给年轻人的内容类别更加的" 严格" 。