The larva pushes an air bubble into the foam with the tip of its abdomen.

幼虫用腹部末端把气泡推进泡沫里。

Foaming with rage The Sheik ordered immediate pursuit, and then strode rapidly back to where Meriem sat huddled by the bushes where he had left her.

酋长气得满脸通红，下令立即追击，然后迅速大步回到梅瑞姆离开她时蜷缩在灌木丛中的地方。

It means to put a lot of soap or cream on your skin and move it around – move your hand against the skin so that there is a foam that comes up, a foam with little bubbles in it.

它的意思是在你的皮肤上涂很多肥皂或乳霜，然后四处移动——用你的手在皮肤上移动，这样就会有泡沫冒出来，里面有小气泡的泡沫。

This piece of description was the last straw for the unhappy Dyson, who was foaming with impatience to get out of the house, and would gladly have sworn eighteenth century oaths if propriety had not frowned on such a course.

这段描述是压垮不幸的戴森的最后一根稻草，他急得满脸白沫，想要离开这所房子，如果礼仪不反对这样的做法，他很乐意发下 18 世纪的誓言。