抛石机 meaning in Chinese

catapult
v： trebuchet

The besieging forts would have a great big sling
那些攻城军应该有巨大的抛石机
The besieging forts would have a great big sling . .
那些攻城军应该有巨大的抛石机… …
Known as a trebuchet , and they used it to fire rocks over the ramparts
他们就用抛石机直接把石头抛进城里
. . . known as a trebuchet , and they used it to fire rocks over the ramparts
他们就用抛石机直接把石头抛进城里