They attempted, therefore, likewise, to excuse themselves; the weather was uncertain, and not likely to be good.

因此， 他们也试图为自己辩解；天气不确定， 而且不太可能好。

Since the meal took about two hours, I don't think it would have been unreasonable for the smokers to have abstained for that short period of time - or they could have excused themselves for a few minutes if they wanted a cigarette.

由于这顿饭花了大约两个小时，我认为吸烟者在这么短的时间内戒烟并不是不合理的——或者如果他们想抽烟的话， 他们可以原谅自己几分钟。