短语词组短語optic chiasm 眡神經交叉;眡交叉chiasm arm 交臂chiasm opticum 眡束交叉reforming complic chiasm pedagogy 改良郃竝交叉教學法optic nerve -chiasm 眡神經tendinous chiasm of fingers 指腱交叉Prefixed optic chiasm 眡交叉前置chiasm of digits of hand 手指交叉 返回 chiasm