He's shrewd and sometimes ruthless.

英 美
  • and conj.和;加;接着;那么
  • HES abbr.厚漆单层丝色的(=Heavy-EnamelSingle-Silk)
  • ruthless adj.残忍的;无情的
  • shrewd adj.精明的;敏锐的;狡猾的
  • sometimes adv.有时;间或