He trawled for sea creatures using an improvised net.他用临时制作的网去捕捞海生物.The vet had improvised a harness.兽医临时凑成了一副马具。He improvised a song about the football team's victory.他即席创作了一首足球队胜利之歌.Uncle Richard intoned a chapter...
He frequently donates large sums to charity.他常常向慈善机构捐赠大笔钱款。A substance donates protons to some other substance.一物质向其他物质提供质子.Substance X in turn donates its electron to an iron - containing protein called ferredoxin.X物质又将...