"perceptible only as unaccountable influences that hinder progress"
"an unexplainable fear"
例句
用作形容词 (adj.)
On top of this, you're performing an absolutely unexplainable miracle that makes the whole experience completely unforgettable. 在此顶部,你执行使整体经验完全地令人难忘的一个绝对无法说明的奇迹。