The "competition" phones must weigh between 200 and 400 grammes.
“参赛”手机重量须在200克至400克之间。
Those on ten grammes a day scored best on tests for memory and attention span.
那些每天吃10 克巧克力的人在记忆力广度和注意力集中时间长度测试中得分最高。
The Lancet, a medical journal, reckons people need no more than 90 grammes of meat a day.
医学杂志柳叶刀认为,人每天至多需要90克的肉。
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