她说，这个男人大约20多岁，背着一个背包，里面装有可疑物品，包括：一个未知的防爆材料，具体情况将需要进一步调查。

She said the man, who is in his 20s, was carrying a backpack that contained suspicious items, including a non-explosive, unknown material that will require further investigation.

youdao

她说，这个男人大约20多岁，背着一个背包，里面装有可疑物品，包括：一个未知的防爆材料，具体情况将需要进一步调查。

She said the man, who is in his 20s, was carrying a backpack that contained suspicious items, including a non-explosive, unknown material that will require further investigation.

youdao