要确保胜利，我们就必须出其不意、攻其不备。

To ensure success, we'll have to take them by surprise.

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温格知道周二晚上一场胜利将会确保阿森纳晋级欧冠16强，但是他力劝他的球员要小心提防马赛。

Wenger calls for 'caution' against Marseille arsene Wenger knows a win on Tuesday night would secure Arsenal's place in the last 16 of the Champions League but he is urging caution from his players.

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