" ...had a washboard stomach-this incredible thick set of muscles rippling all along its abdomen."
“有着洗衣板一般的胃,那是沿着整个腹部排列的一组极厚肌肉。”
科学60秒-科学美国人 2019年12月合集
But the half pound bellbird, roughly the size of a common city pigeon: " had a washboard stomach… this is incredible thick set of muscles rippling all along its abdomen."
But the half pound bellbird, roughly the size of a common city pigeon: " had a washboard stomach… this incredible thick set of muscles rippling all along its abdomen." The powerful muscles provide lots of singing power.
In mathematics, a thick set is a set of integers that contains arbitrarily long intervals. That is, given a thick set , for every , there is some such that .