Tchaikovsky wrote that in 1878, after the completion of his fourth 2 symphony, in a letter to his benefactress, Nadezhda Von Meck, the widow of an industrialist.

柴可夫斯基于1878年完成了他的第四交响曲后，在一封给娜婕达·冯·梅克夫人的信中写下了这段话。

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In some cases, for a fee, students also may obtain a certificate or letter of completion.

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The letter the firm receives from the SEC upon completion of the inspection is never disclosed to the investing public.

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Ardoin followed her call with a letter dated Jan. 30, memorializing her request and establishing a March 15 deadline for the completion of all these steps.

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