battering
收孔; 混合
Bat·ter v. t. [imp. & p. p. Battered p. pr. & vb. n. Battering.]
1. To beat with successive blows; to beat repeatedly and with violence, so as to bruise, shatter, or demolish; as, to batter a wall or rampart.
2. To wear or impair as if by beating or by hard usage. “Each battered jade.”
3. Metallurgy To flatten (metal) by hammering, so as to compress it inwardly and spread it outwardly.
battering
n : the act of subjecting to strong attack [syn: banging]