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Chinese dictionary
n.second contact of a total eclipse
在食既时不要忘记放大光圈。
We must not forget to open the aperture at the second contact.
初亏和食既
early loss and second contact of a total eclipse
在食既时不要忘记放大光圈。
We must not forget to open the aperture at the second contact.
初亏和食既
early loss and second contact of a total eclipse