Warning that the powerful poisons can endanger dogs and cats, the U.S. Environmental Protection Agency will require new instructions and labeling for on-spot flea products.

剧毒的药可能对狗和猫有害，美国环境保护署将要求局部涂抹的跳蚤药采用新的用法说明和产品标签。

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There is an endless bevy of flea and tick products available on the market.

有是一个永无止境它还的跳蚤和蜱市场销售产品。

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The Washington State Farmers Market Association defines farmers' markets narrowly, saying they should include at least five growers selling their own agricultural products a policy designed to discourage flea markets and events dominated by produce resellers from calling themselves farmers' markets.

WSJ: Copycat Farmers' Markets Reap a Crop of Complaints