称量硬币时将硬币放在秤的一端，另一端则放已知重量的砝码，直至两端平衡。
To weigh the coin, it would be put on one side of scale, and counterweights of a known weight would be put on the other side until the scales balanced.
翻译：你有3个砝码：1公斤、3公斤和9公斤，以及一个托盘天平，你可以称出多少个不同的重量？
You have 3 weights:1 kg, 3 kg and 9 kg as well as an equal arm balance, as shown. How many different weight objects can you weigh with these three?
平衡天平两端盘中砝码的重量已极大增强。
The weights in each pan of the balance had increased greatly.
如此便利的交通，更是为四星级的富豪金丰酒店添加一个重量级的砝码。
Such convenient traffic conditions adds to the charm of this four star Regal Hotel.
但她还是接受了任命，两年后，她被任命为首席运营官，这段经历则“成为一个重量级的砝码”。
Still, she took the assignment, which "turned out to be a big part of what qualified me" for a promotion to chief operating officer two years later.
但她还是接受了任命，两年后，她被任命为首席运营官，这段经历则“成为一个重量级的砝码”。
Still, she took the assignment, which "turned out to be a big part of what qualified me" for a promotion to chief operating officer two years later.
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