n.弹弓,(旧时的)石弩，弩炮,弹射器(用以从舰船上弹射飞机升空)
v.(被)猛掷，猛扔
catapult的第三人称单数和复数

原形：catapult第三人称单数：catapults复数：catapults过去式：catapulted过去分词：catapulted现在分词：catapulting

The medieval army used a large catapult to launch stones at the enemy's castle.
中世纪军队使用大型投石机向敌人的城堡投掷石块。
In the science fair, the students demonstrated a small-scale catapult made from popsicle sticks.
科学展览上，学生们展示了一个用冰棍棒制作的小型投石机模型。
The experiment involved launching a ping pong ball with a handheld catapult to measure distance and velocity.
实验内容是用手持式投石器发射乒乓球，以测量距离和速度。
The film set featured a realistic depiction of a medieval siege, complete with functioning catapults.
电影场景逼真地再现了中世纪攻城战，包括能运作的投石机。
Engineers in the ancient world designed various types of catapults to breach fortress walls.
古代工程师设计了各种类型的投石机以破坏堡垒城墙。
The children built a simple catapult for their school project using rubber bands and a plastic spoon.
孩子们用橡皮筋和塑料勺为学校的项目制作了一个简易投石机。
A trebuchet is a type of medieval catapult that uses a long arm to throw projectiles with greater force.
投石车是一种中世纪的投石机，它利用长臂以更大的力量投射弹体。
The physics lesson included a discussion on the mechanics behind how a catapult works.
物理课上包括了关于投石机工作原理的力学讨论。
The team of engineers tested the new catapult prototype, adjusting the tension for optimal performance.
工程师团队测试了新型投石机原型，调整张力以达到最佳性能。
The historical reenactment group carefully reconstructed a wooden catapult based on ancient diagrams.
历史重演团体根据古代图解仔细重建了一座木制投石机。