Please don't throw about our time!
请你不要浪费我们的时间！
He asked us not to throw about waste paper.
他让我们不要乱丢废纸。
Don't throw about your trash on the ground.
别将你的垃圾乱丢在地上。
Don't throw about the plastic bags after you use them.
用完塑料袋后，不要随处乱扔。
Don't throw about the plastic bags after you use them.
用完塑料袋后，不要随处乱扔。
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