To her knowledge, the terms had not been used prior to that period, and there appears to be no earlier dated reference to the coinage.

据她所知，这些词在那之前还没被用过，显然没有关于这个词更早的参考信息。

youdao

Thanks for your enquiry dated May 18, we are now sending you our latest pricelist for your reference.

感谢你方5月18日询价，随函寄去我方最新价目单以供参考。

youdao

The use of a transparent member with total internal reflection is described in U. S. Pat. No. 4,240,692 to Winston, dated Dec. 23, 1980, which is incorporated herein by reference.

具有全内反射的透明部件的使用描述于1980年12月23日的Winston的美国专利第4，240，692号中，该专利以引用的方式结合在本文中。

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