The Little brown bat can emit such an intense sound.

小褐蝙蝠就能发出如此强的声音。

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A big brown bat flew past, Did the big black fly past faster than the big brown bat flew past?

一只大的棕色的蝙蝠也飞过去了。大的黑色的蝙蝠飞得比大的棕色的蝙蝠快吗？

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With this switch in hand, the scientists showed they could manipulate it to force other types of cells in the laboratory to produce brown fat, known as Brown Adipose Tissue (BAT).

科学家成功在实验室内应用这种转化使其他类型的细胞制造棕色脂肪，即通常所说的棕色脂肪组织（BAT）。

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She also pointed out that women went to bat for progressive male candidates like Sherrod Brown and John Tester.

FORBES: Women Voters Usher in a Female Congressional Wave

The home side offered greater resistance when they came out to bat for a second time, with Michael Carberry and Brown sharing a stand of 63 before Brown, on 30, hooked a ball from Chris Jordan to Matt Nicholson at long-leg.

BBC: SPORT | Cricket | Counties | Surrey spin pair unsettle Hants

Mr. WILLIE BROWN (Former Mayor, San Francisco): The expectations is a homerun every time he's at bat.

NPR: Barry Bonds in Spotlight for All-Star Game