alternatn.交替函数alterv.改变；更改；阉割；切除卵巢alternation axis of symmetry更迭对称轴Alternating esotropia with X交替性内斜视X模式alternating operating system供选用的操作系统,交替的操作系统alternating current dialling交流拨号Altered Breccia - Mylonite蚀变角砾岩-糜棱岩alternating current computer[计] 交流计算机alternating axis of symmetry更迭对称轴alternation of five elements五气更立alternating current sampling交流采样alternating-current bridge交流电桥

1. There are two naturals in this chord.
   这一和弦中有两个本位音。
2. Love is a chord in life, not a solo.
   爱是人生的和弦，不是孤单的独奏曲。