2) willful blindness
故意不知
3) Not to throw away an old friend
故知不弃
4) be at a loss as to how to begin writing or painting
不知如何下笔
5) uncertain how much is left or how many are left
不知尚有几何
6) He has no idea of how to run a business
他不知如何经商。
补充资料:无一不知
1.语本《云笈七签》卷四九引《五符经》:"知一者,无一之不知也。不知一者,无一能知也。一者,至贵无偶之号也。"后以"无一不知"谓全部知晓。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条