the act of firing shells (= containers full of explosives) at something

Shelling of enemy lines continued all day. 对敌方防线的炮击持续了一整天。

The shelling of some villages was so commonplace that people no longer lived there. 一些村庄如此经常地遭受炮击，以至于人们不再住在那里。

the act of removing the hard outer covering of something, especially nuts, eggs, or some vegetables

The shelling of peanuts and corn was always done for days and usually lasted long into the nights. 剥花生和玉米壳的工作总是要做好几天，通常要持续到晚上。

Shelling eggs is not something you can speed up with your food processor. 剥鸡蛋壳不是你用食品加工机就能加快的事情。