动词
中文翻译：抛弃
同义词：
['discard', 'cast off', 'discard']
例句：
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1.The old boat was jettisoned to save the life of the pilot.
为了救飞行员，旧船被抛弃了。
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2.He jettisoned his old car and bought a new one.
他抛弃了他的旧车，买了一辆新车。
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3. The team decided to jettison their old equipment in favor of newer models.
团队决定抛弃他们的旧设备，转而使用更先进的型号。