钢: steel...
亲爱: dear, beloved, darling...
乖巧: clever (child), smart, lovable, cute...
欣慰: to be gratified...
巅峰: summit, apex, pinnacle (of one's career etc), peak (of a civilization etc)...
路边: curb, roadside, wayside...
前线: front line, military front, workface, cutting edge...
共和国: republic...
外文: foreign language (written)...
下载: to download, also pr....