falters

例句:

• If the profession falters, it concerns us all.
  来自THETIMES
• He never falters in his determination.
  他的决心从不动摇。
  来自《权威词典》
• Yet throughout, the band's obvious chemistry and interplay NEVER falters.
  来自BBC
• The plan never falters; the design never changes. It is all ordered.
  大自然从不步履蹒跚,从不三心二意,一切都是有条不紊.
  
• Wettability is not stable and falters.
  润湿性并不稳定和衰退.
  
• But Mr. Boss, who clearly enjoys attention, never falters.
  来自WSJ