optionally ['ɒpʃənəlɪ]

例句:

• Measuring value can be set up optionally in measurement.
  称量值在量程范围内可任意设定.
  
• Optionally delay slightly the heat time if the cake batter is much.
  如果蛋糕糊较多则需适当延长微波时间.
  
• This topic explains only how to find and optionally replace wildcard characters.
  本主题仅说明如何查找并有选择地替换通配符.
  
• We are seeking qualified applicants for teaching, research and optionally medical care in the above mentioned fields.
  来自SA