The substance they created is capable of holding 1.5% of its weight in hydrogen.

他们研制的物质在氢内能保持自身重量1.5%。

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A second change would replace the “responsible publication” defence, which puts more weight on procedure than substance, with one of “public interest”.

另一个改变是把注重程序多于实体的“负责任出版”辩护替换为“公众利益”。

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Take bitter orange extract, a substance that has replaced ephedra as an ingredient in many weight-loss supplements.

苦橙提取物在很多减肥补充剂中都已经取代了麻黄。

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There is more substance more heft, weight and endurance to Gipper than most knew at the time.

FORBES: BRAND HYPOCRISY

The base layer of modern skis is made from a substance called ultra-high-molecular-weight polyethylene.

ECONOMIST: Skiing: Not waxing lyrical | The

Exuberant Australian spinner Shane Warne was another to fall foul of a drug ban, only his was not a herbal substance but the diuretics hydrochlorothiazide and amiloride normally used to aid temporary weight loss.

BBC: SPORT | Cricket | Cricket's bad boys