英英释义
Noun- the larger of the two satellites of Mars
例句
用作名词(n.)- Many astronomers believe Phobos was never part to Mars.很多天文学家认为火卫一并非来自于火星本身。
- And he says the nation should consider a stop-over base on the Martian moon Phobos.他说国家应该要考虑在火卫一星的着陆停靠问题。
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