n. a mass of small bubbles formed in or on a liquid
n. a lightweight material in cellular form; made by introducing gas bubbles during manufacture
v. become bubbly or frothy or foaming
词态变化
复数形式:foams
现在分词:foaming
过去式:foamed
第三人称单数:foams
过去分词:foamed
常见例句
1
as of rules or patterns v surpass in excellence v make known to the public information that was previously known only to a few people or that was meant to be kept a secret v come into being v stop operating or functioning v interrupt a continued activity v make a rupture in the ranks of the enemy or one's own by quitting or fleeing v curl over and fall apart in surf or foam, of waves v lessen in force or effect v be broken in v come to an end v vary or interrupt a uniformity or continuity v cause to give up a habit v give up v come forth or begin from a state of latency v happen or take place v cause the failure or ruin of v invalidate by judicial action v discontinue an association or relation
2
a soft bag filled with air or a mass of padding such as feathers or foam rubber etc. v
3
absorbs energy of sudden impulses n the layer of air that supports a hovercraft or similar vehicle n a soft bag filled with air or a mass of padding such as feathers or foam rubber etc. v protect from impact
