The first hint of a breakthrough came when Blackburn was studying chromosomes in a simple pond-dwelling organism called tetrahymena.
布莱克本在研究一种简单的池生生物四膜虫的染色体时，获得了一个突破性的发现。
Food is simple: moonshine, wine, boiled potatoes, crucian carps from the local pond, melons and corn stolen from the field.
食物是简单的：月光，红酒，煮土豆，从当地鱼塘打来的鲫鱼，西瓜和地里头来的玉米。
There are chewers and suckers. Some chewers may have a difficult time trying to draw water from a pond, whereas getting their water from chewing a leaf is simple.
它们便是咀嚼式口器及吸收式口器。一些咀嚼式口器在池塘边喝水可能会有困难，所以通过咀嚼叶子来获取水分会更简单。
应用推荐