concentrates
/ˈkɑːn.sən.treɪt/
动词
专注，专心；全神贯注；集中（注意力）
I can't concentrate on my work with all that noise.
那么吵，我没法集中精力。
集中；聚集；会集；集结
Most of the country's population is concentrated in the north.
该国的大多数人口都集中在北部。
使浓缩
/ˈkɑːn.sən.treɪt/
名词
浓缩物；浓缩液
a mineral concentrate
精矿