数月来他经历挫折而不断努力，终於有了收获。
After months of disappointment, his perseverance was finally rewarded.
要准备好可能得数月时间。
It may be a matter of months before it's ready.
由于上述原因，原计划可以维持数月的（库）存货现已全部售出。
For this reason our stock, which we think will last several months, are now completely sell out.
