Pendulum hammer
[机] 摆动锤
🧩 词语组成解析
hammer
['hæmɚ]
n. 铁锤，榔头;链球;（拍卖时用的）木槌;音槌;
vt.& vi. 锤打;反复敲打，连续击打（尤指发出大声）;
vt. 击败;猛踢;猛击;轻易打败（对方）;
🗣️ 情景例句
What's the tuition for one year of college?
大学一年的学费是多少？
It seems he's a millionaire.
看起来他好像是百万富翁。
It has been estimated that the weight of all the insects destroyed by spiders in Britain in one year would be greater than the total weight of all the human beings in the country.
据估计，在英国蜘蛛一年里所消灭昆虫的重量超过这个国家人口的总重量。