There are 19 populations of polar bears spread out among Russia, Alaska, Norway, Greenland and Canada.
北极熊共有19个种群,分布在俄罗斯、阿拉斯加、挪威、格陵兰岛和加拿大。
单词 | Bear spread |
释义 |
Bear spread
原声例句
精选英语短文 There are 19 populations of polar bears spread out among Russia, Alaska, Norway, Greenland and Canada. 北极熊共有19个种群,分布在俄罗斯、阿拉斯加、挪威、格陵兰岛和加拿大。 TED演讲(视频版)双语精选 We still have about 25,000 polar bears spread across the Arctic, split into 19 different populations in Canada, Russia, Norway, Greenland and Alaska. 目前在北极地区仍分布约有 25,000 头的北极熊,它们分成 19 个不同的种群,分布在加拿大、俄罗斯、挪威、格陵兰以及阿拉斯加州。
英语百科
Bear spread![]() In options trading, a bear spread is a bearish, vertical spread options strategy that can be used when the options trader is moderately bearish on the underlying security. Because of put-call parity, a bear spread can be constructed using either put options or call options. If constructed using calls, it is a bear call spread. If constructed using puts, it is a bear put spread. |
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