at choice

• adv. 可随意选择

at choice的用法和样例：

例句

用作副词 (adv.)

1. Her outfit was an arbitrary choice but was perfect.
   她的服装是一套随意选择的，但却是完美的。
2. Should college students be offered more elective courses at the expense of mandatory courses?
   是否应该为大家生提供更多随意选择的课程，甚至是在影响必修课的情况下？