汝係毋係知道“electrowinning”仰般發音？
electrowinning還無任何發音:

• 幫electrowinning錄製發音 electrowinning   [en - uk]
• 幫electrowinning錄製發音 electrowinning   [en - usa]
• 幫electrowinning錄製發音 electrowinning   [en - other]