n. 1.〔只用单数〕泡沫；(马等的)涎沫[大汗]。 2.泡沫材料，泡沫状物，泡沫橡皮；泡沫塑料。 3.〔诗〕海。 短语和例子 in a foam (马等)浑身是汗。 sail the foam 航海。 vi. 1.起泡沫；(马等)出汗珠。 2.冒口水。 3.(浪)汹涌。 vt. 使起泡沫，使成泡沫状物。 foaming ale 起泡的啤酒。 foam at the mouth (狗等)口吐泡沫(发怒)。 foam away [off] 成泡沫消失。 foam over 起泡溢出。 adj. -less 无泡沫的。 adj. -like 像泡沫的。
a mass of small bubbles formed in or on a liquid; "the beer had a thick head of foam" 同义词：froth,
a lightweight material in cellular form; made by introducing gas bubbles during manufacture
become bubbly or frothy or foaming; "The boiling soup was frothing"; "The river was foaming"; "Sparkling water" 同义词：froth, fizz, effervesce, sparkle, form bubbles,
例句与用法
1.
Bits of phosphorescence swirled in the foam . 飞沫起处，还闪现出点点磷光。
2.
The dying cat was found foaming at the mouth . 那只将死的猫被发现口吐泡沫。
3.
Foam rubber provides good insulation . 泡沫橡胶隔绝性能良好。
4.
The sea water foams under the bow . 海水在船首下面泛起浪花。
5.
He was angry to that degree that he foamed at the mouth . 他气得嘴边沫子直冒。
6.
The ship's propellers churned the waves to foam . 轮船的推进器将海浪搅出泡沫。
7.
The sick dog foamed at the mouth . 那只病狗口吐白沫。
8.
A bridge is being built over the foaming stream . 正在这条怒流滚滚的河上建造一座桥。
9.
He gnashed at me, and foamed like a mad dog . 他对我咬牙切齿，象个疯狗似地吐着白沫。
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