How do you deal with unknown unknowns in architecture?
您如何应对架构中的这些未知的未知数呢？
But China is where the unknown unknowns in the global economy currently lurk.
不过，中国目前是全球经济中未知因素潜伏的地方。
Luckily, the unknowns in the universe is unknown.
所幸，宇宙中还有未知的秘密。
Luckily, the unknowns in the universe is unknown.
所幸，宇宙中还有未知的秘密。
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