top surgery
noun/ˈtɒp sɜːdʒəri/
/ˈtɑːp sɜːrdʒəri/
[uncountable]- surgery to change the appearance of the chest, either by removing the breasts or increasing breast size, done as part of gender confirmation for a transgender person
通过切除乳房或增大乳房大小来改变胸部外观的手术，作为跨性别者性别确认的一部分