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硅靶視象管
??? 情景例句
Their marriage is breaking up.
他們的婚姻已經(jīng)破裂。
Welcome to our factory.
歡迎到我們工廠來(lái)。
Because the Moon has only an eightieth of the Earth's mass,
因?yàn)樵虑虻闹亓恐挥械厍虻?/8，