单词：chromatography trough
单词：chromatography trough 相关文章
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美国 Kidsongs 英语儿童歌曲
You'll worry all right when next winter comes, said the sheep. 到冬天你就在乎了，老羊说， You'll worry all right on a zero morning next January when Wilbur is dead 到一月，早晨只有零度，你就在乎了，那时候威尔伯不在
夏洛的网
Avery put one leg over the fence of the pigpen. He was just about to raise his stick to hit Charlotte when he lost his balance. 艾弗里单腿站在猪栏的围栏上。他正要举起树枝去打夏洛，一下子没站稳， He swayed and toppled
夏洛的网
Wilbur watched him disappear into his tunnel. 威尔伯看着它钻进地道不见了， In a moment he saw the rat's sharp nose poke out from underneath the wooden trough. 转眼就见它的尖鼻子从木槽底下伸出来。 Cautiously Templeton p
夏洛的网
Sadly, Wilbur lay down and listened to the rain. 威尔伯很难过，只好躺下来，听雨声。 Soon he saw the rat climbing down a slanting board that he used as a stairway. 很快它看到那只老鼠从一块斜板上爬下来，它把它当楼
夏洛的网