falters造句

He never falters in his determination.
他的决心从不动摇.

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.