Question

ballast n. 压载物； 压舱物； （铺铁路路基时所用的）石块； 镇流器； 稳定力量vt. 给 ... 装压舱物（压载物）； 使稳定 (1) 如果通风不畅，压载物的线路板会如同被煎过似的坏掉。(2) 船上装了压舱物。(3) 镇流器使灯启动并使其稳定工作所需的时间。 Ballast comes from old ship terminology for cargo. It came to mean the weight of the cargo that prevents the ship from rocking around on the open seas. Any craft, ship or plane, needs ballast. A weight on the bottom of a rocket might act as ballast to help it glide straight. If you’re driving in snow in a tiny tin can car, you’ll need to ballast, or add weight, to prevent the wheels from sliding around.

Accepted Answer

英 ['bæləst] 美 ['bæləst] (1) If not ventilated properly, their ballast circuitry can get fried enough to fail.(2) The ship was furnished with ballast.(3) The starting time is the time the ballast needs to light and stabilise the lamp. A ballast is any heavy material that helps to make a ship or plane stable, including metaphorical ships like your mood. If you hate school, the thought of a weekend coming might be a ballast for your mood. 1[N-UNCOUNT 不可数名词]压舱物；镇重物 Ballast is any substance that is used in ships or hot-air balloons to make them heavier and more stable. Ballast usually consists of water, sand, or iron.

英语单词	ballast
英美音标	英 ['bæləst] 美 ['bæləst]
中文释义	n. 压载物；压舱物；（铺铁路路基时所用的）石块；镇流器；稳定力量 vt. 给 ... 装压舱物（压载物）；使稳定
英语例句	(1) If not ventilated properly, their ballast circuitry can get fried enough to fail. (2) The ship was furnished with ballast. (3) The starting time is the time the ballast needs to light and stabilise the lamp.
中文例句	(1) 如果通风不畅，压载物的线路板会如同被煎过似的坏掉。 (2) 船上装了压舱物。 (3) 镇流器使灯启动并使其稳定工作所需的时间。
vocabulary简明	A ballast is any heavy material that helps to make a ship or plane stable, including metaphorical ships like your mood. If you hate school, the thought of a weekend coming might be a ballast for your mood.
vocabulary扩展	Ballast comes from old ship terminology for cargo. It came to mean the weight of the cargo that prevents the ship from rocking around on the open seas. Any craft, ship or plane, needs ballast. A weight on the bottom of a rocket might act as ballast to help it glide straight. If you’re driving in snow in a tiny tin can car, you’ll need to ballast, or add weight, to prevent the wheels from sliding around.
柯林斯解释	1 [N-UNCOUNT 不可数名词]压舱物；镇重物 Ballast is any substance that is used in ships or hot-air balloons to make them heavier and more stable. Ballast usually consists of water, sand, or iron.

Ballast Ship Time Make Mood Weight 英 Bæləst] 美