indiscernible

adj that cannot be discerned 不能识别的; 辨别不清的: an indiscernible difference 难以辨别的差异.

indifferent, indifferently, indigence, indigenous, indigent, indigestibility, indigestible, indigestion, indignant, indignantly, indignation, indignity, indigo, indirect, indirect object, indirect question, indirect speech (also reported speech), indirect tax, indirectly, indirectness, indiscipline, indiscreet, indiscreetly, indiscretion, indiscribable, indiscriminate, indiscriminately, indispensability, indispensable, indisposed, indisposition, indisputable, indisputably, indissolubility, indissoluble, indissolubly, indistinct, indistinctly, indistinctness, indistinguishable,