专家称波多黎各对灾难没有应对机制

infrastructure – n. the basic equipment and structures (such as roads and bridges) that are needed for a country or region to function properly

journalism – n. the activity or job of collecting, writing, and editing news stories for newspapers, magazines, television or radio

revision – n. a change or a set of changes that corrects or improves something

partial – adj. not complete or total

rushed – adj. done too quickly and often with little thought, attention, or care