His hearty accents faltered and fell away as he noticed the stern unbending look on the countenances of his silent friends, and his invitation remained unfinished.
可是，看到几位朋友全都绷着脸，沉默不语，蟾蜍那热情洋溢的话变得结结巴巴，说不下去了，对他们的邀请也只说出一半。
After days and nights of incredible labour, the digging remained (to be) unfinished.
经过日日夜夜令人难以置信的劳动，挖掘工作仍未完成。
After days and nights of incredible labour, the digging remained (to be) unfinished.
经过日日夜夜令人难以置信的劳动，挖掘工作仍未完成。
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