incurved

adj curved inwards; bent into a curve 向内弯曲的; 弯成曲线的.

incremental, incrementally, incriminate, incrimination, incriminatory, incrustation, incubate, incubation, incubator, incubus, inculcate, inculpate, incumbency, incumbent, incur, incurable, incurably, incuriosity, incurious, incursion, Ind, indebted, indebtedness, indecency, indecent, indecent exposure, indecently, indecipherable, indecision, indecisive, indecisively, indecorous, indecorously, indecorum, indeed, indefatigability, indefatigable, indefensible, indefensibly, indefinable,