1. The explosives in Challenger's self-destruct system might have been set off by a stray radio signal. “挑战者”号的自毁装置中的炸药可能是由偶然出现的无线电信号引起爆炸的。
2. But Professor Williams says the experimental drug disables this enzyme, causing the worm to self-destruct. 但是威廉姆斯教授表示实验的药品能让这种酶失效，因为蠕虫会自我破坏。
3. Others tip the delicate balance that every cell maintains between life and death, driving cancerous cells to self-destruct. 另外一些治疗方法则破坏每一细胞维持生死的微妙平衡，从而迫使癌变细胞自毁。
英英解释
v.
1. destroy (one's own missile or rocket)
2. do away with, cause the destruction or undoing of
