Từ điển trực tuyến - Online Dictionary
immune system

Advanced English Dictionary
+ noun
the system in your body that produces substances to help it fight against infection and disease

Random quote: All men who have achieved great things have been great dreamers.: Orison Marden

Latest queries: claw, goods, bread, landlord, minister, masseur, selectivity, symposium, corny, cede, done, lottery, weighed, prawn, efface, hash, quarterback, main, kitchen, immune system,

Updated: 14/03/2018: A new open-source Javascript engine/library named Howler has been employed to handle audiofile. Enjoy pronunciation!

Optional: 01/2018:Picture Dictionary

Updated: 05/06/2018:List of Academic Words

Updated: 03/2019: Learning by reading annotated text, reliable state of art and updated news