If you're in a hurry, you might nod curtly and be on your way; but you could decide to take your time, smile back and repeat the message before you go.

如果你在匆忙赶路，可能只是简单地点头，然后继续赶路；但是你也可能决定花点时间，在走之前回她一个微笑，重复这个祝福。

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They nod their heads and guide you back out of the room and back down the corridors.

它们点头表示赞许，带你返回走出这个房间，回到走廊。

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They always looked back before turning the corner, for their mother was always at the window to nod and smile, and wave her hand to them.

她们转过拐角之前总要回头望望，因为母亲总是倚在窗前点头微笑，向她们挥手道别。

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Every so often Craven would walk by, nod his head at me and I would nod my head back at him.

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Jerome brought Birmingham back into the game when he found space to nod home James McFadden's cross at the back post but some poor defending meant Manchester City were soon two goals to the good again.

BBC: Man City 5-1 Birmingham

Firstly, a corner from the left reached the back post where an unmarked Sane could only nod wide from four yards, before Wendel's bullet-like header moments later forced a magnificent one-handed save from Lloris.

BBC: Bordeaux 1-0 Lyon (agg: 2-3)