求翻译：应为我是客人 是什么意思? ... squalene is the valuable natural compound extracted from deep sea shark‘s liver oil。these sharks live well in deep sea where pressure is consistently high and oxygen supply is extremely poor。 » 角鲨烯是从深海鲨鱼肝 oil。 中提取的宝贵的天然化合物这些鲨鱼生活在深海的压力是始终如一的高和氧气供应极是穷。 Limitation clauses » 限制条款 The most important grain crop in Britain is wheat » 在英国的最重要的粮食作物产量是小麦 ...
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