Doors shall have vision panels and be self closing.

门应该有观察窗和自锁装置。

youdao

youdao

But only four per cent of reported toddler drownings were in pools with self-closing and self-latching gates, it says.

而在报告的案例中，只有4%的孩子溺亡于有自动关闭和上锁装置的游泳池里。

youdao

It reveals that "combustible materials" had been stored in the stairwell and the self-closing mechanism on the fire door to the flat in which the young jockeys died was not working properly.

BBC: Malton fire death jockeys investigation continues

Water-saving devices such as self-closing taps are mandatory.

CNN: Special Report Drought

All over the rich world, there are parents who leave the child-proof lids off medicines because they find them so fiddly, and office workers so irritated by self-closing fire doors that they prop them open.

ECONOMIST: America, Europe and the management of danger: A hazardous comparison | The