| 不知如何是好 not know which way to look |
| 不知始于何时 not know exactly when this c... |
| 不知尚有几何 uncertain how much is left o... |
| 不知就里 not to know the inside story |
| 不知底细 not know the inside story |
| 不知怎好 Don't know what to do. |
| 不知情 know nothing about |
| 不知感恩 not to know what is grateful... |
| 不知所之 Don't know where he went. |
| 不知所云 do not know what oneself or ... |
| 不知所以 not knowing why it is so |
| 不知所措 be at a loss what to do |
| 不知所答 puzzled how to answer |
| 不知所终 have never been heard of sin... |
| 不知机变 be not accommodating |
| 不知死活 act recklessly and blindly |
| 不知深浅 not to know the depth of thi... |
| 不知甘苦 do not know how difficult it... |
| 不知羞耻 not to know what shame is |
| 不知老之将至 not to know the insidious ap... |
| 不知者不罪 No blame attaches to the unc... |
| 不知耻 have no sense of shame |
| 不知自爱 having no knowledge of self-... |
| 不知自量 undertake what is beyond one... |
| 不知虚实 not to know whether it is fa... |
