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移像光电摄像管
🗣️ 情景例句
Thank you for asking.
谢谢你请我。
It is easier to give good counsel than to follow it.
提出忠告易，照著办事难。
It is well known that where the white man has invaded a primitive culture,
众所周知，凡是白人侵入原始文化的地方，