Suddenly T-Bag spills some tea on the leaf of a page and boom - a clue comes out.

T - Bag一不小心洒了茶水在一页纸上，然后——新的线索就出现了。

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With the buried glass filter paper bag method a field experiment was carried out in a tobacco field to study mineralization of green manure and its effect on tobacco leaf quality.

在田间条件下利用埋设玻璃滤纸包法研究了绿肥翻压后的分解规律及其翻压绿肥对烟叶品质的影响。

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Mighty Leaf spends 20 cents on an average tea bag--the couple contracts out the production of the bags.

FORBES: Magazine Article