In general, more testing adds to the costs. And lab-based testing may not be fast or agile enough to support border control officers, fraud investigators or food producers in the field.
热气腾腾的煎饼摊、干净敞亮的菜市场、随处可见的口袋公园、社区小广场上欢快起舞的居民……“看得出来，他们中的大多数人都生活惬意、积极向上，这样的中国很温暖。”骑着共享单车，途经天津的大街小巷，所见的一幕幕，让格雷格如是感慨。
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「我必須繼續工作，生病會好，但欠錢沒有辦法好。」
He added that he did a lot of research before ordering the drug from a pharmacy, but that for him, the risks, such as developing gallstones, were worth taking.