impenetrable: 難以滲透的; incapable of being penetrated or pierced
pierce : impenetrable = change : immutable 穿透:難以滲透的=改變:不可改變的
pierce : impenetrable = profane : inviolable
pierce : impenetrable = understand : recondite
【考法1】adj. 不可滲透的，不可穿透的： impossible to get through or into
【例】 The ancient temple was surrounded by vast stretches of impenetrable jungle. 包圍著古老的神廟的是密不透風(fēng)的灌木叢
【近】 impassable, impermeable, impervious, impregnable
【反】 passable, penetrable, permeable, pervious 可通過的
【考法2】adj. 難以理解的： incapable of being comprehended
【例】The textbook's language is completely impenetrable, at least to me. 至少在我看來，這個教材就是天書
【近】 arcane, cryptic, enigmatic, incomprehensible, inscrutable, unfathomable, ungraspable, unintelligible
【反】 fathomable, intelligible, understandable 可以理解的
pierce : impenetrable = change : immutable 穿透:難以滲透的=改變:不可改變的
pierce : impenetrable = profane : inviolable
pierce : impenetrable = understand : recondite
【考法1】adj. 不可滲透的，不可穿透的： impossible to get through or into
【例】 The ancient temple was surrounded by vast stretches of impenetrable jungle. 包圍著古老的神廟的是密不透風(fēng)的灌木叢
【近】 impassable, impermeable, impervious, impregnable
【反】 passable, penetrable, permeable, pervious 可通過的
【考法2】adj. 難以理解的： incapable of being comprehended
【例】The textbook's language is completely impenetrable, at least to me. 至少在我看來，這個教材就是天書
【近】 arcane, cryptic, enigmatic, incomprehensible, inscrutable, unfathomable, ungraspable, unintelligible
【反】 fathomable, intelligible, understandable 可以理解的