- 重点词汇
- 狡兔三窟
a cunning person has more than one plan to fall back on; a crafty rabbit has three burrows; a sly person has multiple escape routes; having multiple backup plans
- 双重
double; dual; twin; binary; twofold; two-sided; duplex; duple; geminate; di-
- 意义
significance; meaning; sense; connotation; value; intent; purport; importance; worth; signification