相關單詞近義詞 backward 向后的, defective 有缺陷的, ill-considered 不充分考慮的..., incoherent 不連貫的, ill-defined 不清楚的, half-baked 半生不熟的, ineffectual （東西）無效的..., weak 弱的臨近詞feeble, feeble leg相似詞fedora, fee, fee-paying, feeble, feed, feed off/on sth, feed sb a line idiom, feed sb to the lions idiom, 返回 feeble-minded