The U.S.military uses dogs to help troops on sentry duty and bomb-sniffing patrols.

VOA: standard.2010.05.18

We at least come within, you might say, sniffing distance of their greatness.

我们至少还在，能嗅到其崇伟的范围内。

耶鲁公开课 - 政治哲学导论课程节选

(PLAYING GENTLE MELODY) (MEN SHOUTING) (DOGS BARKING) (SNIFFING) MAN: Hold up.

VOA: standard.other

(OMINOUS THEME PLAYS) (WIND WHISTLING SOFTLY) (SNIFFING) You brought a snack.

VOA: standard.other

A representative who co-sponsored the measure described body scans as a "virtual strip search" that the American public should not be subjected to, and suggested using explosives-sniffing dogs as a less-invasive method of detection.

VOA: standard.2009.12.30