他看到有1000只不友好的狗正盯着他。
他仍然和狗玩耍，但他现在会很注意，看看这只狗是友好的，还是不友好的。
He will still play with dogs, but he will now exercise some discretion by consciously looking for signs of friendliness or unfriendliness.
他仍然和狗玩耍，但他现在会很注意，看看这只狗是友好的，还是不友好的。
He will still play with dogs, but he will now exercise some discretion by consciously looking for signs of friendliness or unfriendliness.
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