Of course, this requires a small electronegative coligand, of which F has no superior; but OH, CN, and CCH are also small ligands with high electron affinities.

没有比氟更适于此要求的了。 不过，OH、CN和CCH也都是带有高电子亲合性的小配体。

youdao

For barrier synchronization add a B, for fence synchronization add an F, and for no synchronization you do not need to add anything.

对于 barrier 同步会增加一个 B，对于 fence 同步会增加一个 F，对于无同步则不会增加任何内容。

youdao

F Scott Fitzgerald said: “There are no second acts in American lives.”

F•司各特•菲茨杰拉德(F. Scott Fitzgerald)曾经说过：“美国人的生命中没有第二幕。”

youdao

Granted, the F-16 is no longer cutting edge and its sale to over two dozen nations keeps Americans employed at General Dynamics during harsh economic times.

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No other item on the F-35 is being competed, and no other military aircraft developed in the last 30 years has utilized engines from multiple sources.

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Interestingly, had the program not been developed, produced and operated for years in total secrecy, there might have been no F-117 to deploy to the gulf.

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