单词	variable valency
释义	variable valency 可变价
随便看	automatic operations control Automatic Operations Panel automatic operation system automatic optical inspection automatic optical-path switching protection automatic optical servo monitor Automatic Optical Test-Bench automatic optimalizing control automatic optimizating system automatic optimization automatic optimization of model automatic optimization system automatic optimizer automatic optometry unit automatic oral drug dispensing mode Automatic oral drug dispensing system automatic orange peeler automatic orbiting operations system automatic order accumulation automatic order dispatching automatic ordering system automatic order processing automatic organic elemental analyzer automatic organization automatic orientation