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1、commercial
商业的;贸易的
Docklands in its heyday was a major centre of industrial and commercial activity.
港区在其最繁荣的时期曾是主要的工商业活动中心。
Attacks were reported on police, vehicles and commercial premises.
据报道，警察、车辆和商业经营场所均遭到袭击。
(组织、活动)营利的，商业化的，偏重利润的
British Rail has indeed become more commercial over the past decade.
过去10年来，英国铁路确实变得更加商业化了。
Conservationists in Chile are concerned over the effect of commercial exploitation of forests.
对森林的商业开发所带来的影响让智利的自然资源保护者们感到忧心忡忡。
(产品)商品化的，供市场出售的
They are the leading manufacturer in both defence and commercial products.
在军工产品和民用产品的制造方面，他们都处于领先地位。
2、punch
用拳猛击（或攻击）
After punching him on the chin she wound up hitting him over the head.
她先挥拳打他的下巴，然后又打他的脑袋。
He punched the wall angrily, then spun round to face her.
他生气地用拳捶墙，接着转过身来面对着她。
挥舞拳头
At the end, Graf punched the air in delight, a huge grin on her face.
最后，格拉夫高兴得挥动着拳头，脸上笑开了花。
按（键等）；压（按钮等）
Mrs. Baylor strode to the elevator and punched the button.
贝勒太太迈向电梯，按下按钮。
