相关词汇的读音
- "difficult compound"怎么读
- "difficult coal"怎么读
- "difficult micturation"怎么读
- "difficult swallowing"怎么读
- "difficult asthma"怎么读
- "difficult fertilization"怎么读
- "impossible difficult"怎么读
- "difficult thing"怎么读
- "difficult ground"怎么读
- "difficult defecation"怎么读
- "difficult to guess or comprehend"怎么读
- "difficult to machine job"怎么读
- "difficult to move even a short step"怎么读
- "difficult to obtain material"怎么读