These words all mean to hit sb/sth many times, especially hard. 以上各词均含多次击打之义，尤指用力打。

• beat to hit sb/sth a lot of times, especially very hard 指反复敲打、使劲锤砸：◆Someone was beating at the door. 有人在打门。◆A young man was found beaten to death last night. 昨天夜里有人发现一名小伙子被打死了。◆At that time, children were often beaten for quite minor offences(= as a punishment). 那时候孩子们常常因为很小的过错而挨打。
• batter to hit sb/sth hard a lot of times, especially in way that causes serious injury or damage 指连续猛击，尤指造成伤害或破坏：◆He had been badly battered around the head and face. 他被打得鼻青脸肿。◆Severe winds have been battering the coast. 狂风一直在海岸肆虐。
• pound to hit sb/sth hard a lot of times, especially in a way that makes a lot of noise 指连续猛击，尤指发出砰砰的撞击声：◆Heavy rain pounded on the roof. 暴雨砰砰地砸在屋顶上。
• lash to hit sb/sth with a lot of force 指猛击、狠打：◆The rain lashed at the window. 雨点猛烈地打在窗户上。 NOTE The subject of lash is often rain, wind, hail, sea or waves. * lash 的主语常为 rain、wind、hail、sea 或 waves。
• hammer to hit sb/sth hard a lot of times, in a way that is noisy or violent 指大声、猛烈地反复敲打、连续击打：◆He hammered the door with his fists. 他不断地用拳头擂门。

pound or hammer? 用 pound 还是 hammer？

• There is not much difference in meaning between these two, but to pound is sometimes a steadier action. To hammer can be more violent and it is often used figuratively. 这两个词意思差别不大，但 pound 有时指较匀速而稳定地击打；hammer 更猛烈，且常用作比喻。

Patterns

• to beat/batter/pound/lash/hammer sb/sth with sth
• to beat/batter/pound/lash/hammer against sth
• to beat/batter/pound/hammer on sth
• to beat/batter/hammer sth down
• the rain/wind/sea beats/batters/pounds/lashes (at) sth