He took a few whiffs, ie of a cigar, pipe, etc.
他吸了几口。

Strong whiffs of rare perfume assailed the nostrils.
异香扑鼻。

That fish whiffs a bit.
那条鱼有点臭。

He stopped work to have a few whiffs.
他停下工作抽几口烟。

Stars are twinkling in the remote cloudless sky. Whiffs of sweet osmanthus are stealthily penetrating through the air.
天边有星，远远的，还有阵阵隐隐的桂花暗暗飘扬。

For the keen winds drop fragrant whiffs upon pasture and moor.
对于锋利的风在牧草地和沼泽之上放芬香的一阵。

for the keen winds drop fragrant whiffs upon pasture and moor.
对于锋利的风在牧场和荒野之上降低芬香的一阵。

So, some whiffs of roses and haddock.
玫瑰和鳕鱼得气味又来了。