Why countries can’t meet the demand for gear against covid-19
A host of efforts are under way to unblock bottlenecks
標題字彙:
- gear 有齒輪的意思,這裡是裝置的意思(the equipment, clothe that you need for a particular activity)
- unblock bottlenneck 打破僵局(瓶頸)
- a host of 許多、一系列