Especially when the critical stage was passed, and he began to feel confident of Fred's recovery.

尤其是过了关键期， 他开始对弗雷德的康复充满信心了。

Yet everyone still felt confident of success, and not a sailor on board would have bet against the narwhale appearing, and soon.

不过，对于事情的成功，还没有人加以怀疑，船上没有一名水手敢打赌，说没有独角鲸，说它不会出现。