常见例句inarticulateBeforel, in -is usually assimilated toil -beforertoir -and beforeb, mandptoim -.See Usage Note atun -{1 口齿不清的在l之前，in-通常转化为il-，在}r之前，转化为ir-，在}b，m和p之前，转化为im-参见 返回 Atun