Beginner Level Advanced Level
INTERMEDIATE LEVEL
Content
to take pains (in carrying out research, in artistic creation) ☊ 
dụng công ☊
→ → →
like: dụng công → →
the application of new technology to teaching ☊ application ☊
calculate sth: Use the formula to calculate the volume of the container. ☊ calculate ☊
This chemical has a wide range of industrial uses. ☊ use ☊