Useful

(adj)

ˈjuːsfl

Definition: Able to be used for a practical purpose or in several ways.

Meaning: Hữu ích, giúp ích

Common

How to use "Useful" vocabulary in sentence (example)

She made innovative use of jersey fabric - a manufactured cloth which proved useful during the shortages of the First World War.

They are ratites, a useful grouping of medium to large flightless birds.

Computers do many different jobs where automation is useful.

In the 1990s, with such companies as Dell, Apple and Gateway competing to make useful portable computers, laptop technology rapidly advanced.

Portable refrigerators are so useful and popular these days.