The sergeant in charge was a bow-legged, grizzled little man with a large wad of tobacco in his cheek.
指挥这一切的那个中士是个罗圈腿,发灰白,嘴里含着一大块烟草。
If you take these old surviving cells and compete them, also under starvation conditions, against a new, fast-growing culture of E. coli, the grizzled old tough guys beat out the squeaky clean upstarts every single time.
如果把这些旧的幸存细胞和它们竞争, 同样在饥饿条件下,与一种新的、快速生长的大肠杆菌培养物竞争,发花白的老硬汉每次都会击败干净利落的暴发户。