un-knownCOCA³¹⁵¹¹¹⁺⁴BNC²³⁶²¹³⁺¹ 基本例句 🌏未知的；不明身份 Life itself teaches us to best prepare for that future which we hope for and for that journey to that land un-known, not made by hands. 生命本身教导我们，为了我们期待着的那一天的早日到来，我们要竭尽全力。世上没有任何现成的道路通向美好的未来，这条道路不是用手开创的。 bbs.lady.163.com