All summer long Heidi had not been up with him a single time; it was too much!
整个夏天海蒂一次也没跟他一起上山；太过分了！
Scientists predict that at least 70 per cent of this single-year ice – and perhaps all of it – will melt completely this summer, Dr Serreze said.
科学家预言今夏70%甚至全部的一年冰会融化，Serreze说。
Plans to deploy three Oyster 2s at the European Marine Energy Centre (EMEC) in Orkney in summer 2011. All three devices will be linked to a single onshore 2.4MW hydro-electric turbine.
根据计划3套Oyster2 装置将在2011年夏天部署在欧洲海洋能研究中心（EMEC），这三个设备将同一个2.4MW的岸上水利发电机组相连接，据估计20个Oyster2 机组可以满足1.2万个家庭的电能需求。
One swallow does not make a summer (saying) a single fortunate or satisfactory incident, example, etc does not mean that all the others will be AS good.
谚一燕不成夏仅有的一次幸运或好事等并不意味着一切都好。
One swallow does not make a summer (saying) a single fortunate or satisfactory incident, example, etc does not mean that all the others will be AS good.
谚一燕不成夏仅有的一次幸运或好事等并不意味着一切都好。
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