closed vowel
英
美
- 闭元音
closed vowel的相关资料：
临近单词
closed low
closed
closed circuit television systems
closed drainage of thoracic cavity
closed loop servo-control system
closed maximal triangular algebras
closed loop intestinal obstruction
Closed-loop five-bar mechanism
closed - loop controlled circuit
Closed -vessel dissolutionsystem
closed loop network control system
closed depression lacustrine basin
