单词：impenetrable
s. impossible to understand
考试类型：[GRE]
impenetrable的用法和样例：
例句
- Armor plate is impenetrable by ordinary bullets.装甲板普通子弹打不穿。
- Some wild pheasants love impenetrable jungles.有些野雉喜欢生活在密密的丛林里。
- The motive for the crime was impenetrable.那起罪行的作案动机叫人捉摸不透。
- This history book is completely impenetrable to me.这本历史书我完全看不懂.
经典引文
Coats of mail gilded and silvered and impenetrable.
出自：TolkienImpenetrable banks of rhododendrons bordered the avenue.
出自：J. Johnston
- dense密集的
- impassable不能通行的
- unintelligible难以理解的
- inaccessible难接近的
- unapproachable不易接近的
- unclear不清楚的
- obscure难解的
- vague不明确的
- abstruse深奥的
- deep深的
- enigmatic谜的
- thick厚的
- solid固体的
- impermeable不能渗透的
- dark黑暗的
- incomprehensible不能理解的
- unsolvable不能解决的
- unfathomable深得无法到达底部的...
- indecipherable辨读不出的
- inscrutable难以了解的
- cryptic隐秘的
- heavy大(量)的
- penetrable可穿透的
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