Angle iron is specified at the edges as a protective device for the covering plate.

按照规定，盖板边缘加装角钢起保护作用。

youdao

Meg was already covering the buckwheats and piling the bread into one big plate.

梅格已盖好荞麦饼，把面包堆放到一个大盘子里。

youdao

Meg was already covering the buckwheats, and piling the bread into one big plate.

梅格已动手把荞麦盖上，把面包堆放到一个大盘子里。

youdao

Mets manager Terry Collins said Rice deflected Carpenter's grounder on purpose to keep the ball in the infield, but then joined Buck in the chase to retrieve it and then was late covering the plate.

WSJ: Wigginton dash boosts Cardinals past Mets 6-3