1、平坦如饼
... Flat as a pancake 平坦如饼 Follow one's nose 继续前进，全凭感觉 Go for broke 孤注一掷，破釜沉舟 ...
2、十分平坦
... Flash in the pan 空欢喜一场，好景不长 Flat as a pancake 十分平坦. Flat out 竭尽全力, 用全速, 疲惫 ...
3、扁平的
...as flat as a pancake 极平的(直挺的)...Scotch pancake 苏格兰烙饼flat as a pancake 扁平的 ...