piecemeal
adverb, adjective often disapproving uk/ˈpiːs.miːl/ us/ˈpiːs.miːl/
一步一步的（地）;逐渐的（地）;逐个的（地）;零散的（地）
not done according to a plan but done at different times in different ways
Unfortunately, everything is being done piecemeal. 遗憾的是，所有的一切都零零星星地进行。