concentrate upon
英
美
adj.
集中在(专心于)
concentrate upon的用法和样例:
例句
用作形容词 (adj.)
We must concentrate our attention on efficiency.
我们必须把注意力集中在效率上。
These groups concentrate in the inner cities.
这些人集中在内地城市。
concentrate upon的相关资料:
临近单词
concentrate
concentrated sludge
concentrated school
concentrated vortex
concentrate sprayer
concentrate mixture
concentrated source
Concentrated liquid
concentrated living
Concentrated region
concentrated tendon
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