查询词典 hard and fast

hard and fast：不能改变的

free and easy 随和 | hard and fast 不能改变的 | open and above board 光明磊落

hard and fast：(规则等)严格的

learn sth the hard way经过艰难困苦而学到 | hard and fast (规则等)严格的 | hardwaren.金属日用器皿,计算机硬件

hard and fast：不可违逆的

hard 硬的 | hard-and-fast 不可违逆的 | hard-bitten 不易对付的

hard and fast rule：硬性规定

硬X射线 hard X-ray | 硬性规定 hard-and-fast rule | 硬玻璃膨胀计 hard-glass dilatometer

hard and fast rule：硬性规则

hard X rays 硬X射线 | hard-and-fast rule 硬性规则 | hard-and-fast rules 硬性规定

hard and fast ashore：牢固搁浅

hard alloy 硬质合金 | hard and fast ashore 牢固搁浅 | hard and fast 牢固搁浅

hard and fast rules" = rigid rules：严格的规则

3. "Fast bind, fast find"=If you hide sth safely, no one can find it. (谚)藏得好,丢不了... | 4. "hard and fast rules" = rigid rules 严格的规则 | There are hard and fast rules in Army. 部队里有严格的制度...

These are hard and fast rules：这些规定不能变动

It was a hard and fast contract. 那是一份丝毫不得变更的合约. | These are hard and fast rules. 这些规定不能变动. | hard at it专心致志于某事:

hard-and-fast rules：硬性规定

hard-and-fast rule 硬性规则 | hard-and-fast rules 硬性规定 | hard-asphalt mix 硬地沥青混合料

[航海]牢牢地(搁浅);(=hard-and-fast)死板的 硬性的(规则等)：hard and fast

try one's hard est 尽最大的努力 | hard and fast [航海]牢牢地(搁浅);(=hard-and-fast)死板的 硬性的(规则等), | a pretty hash of [美俚]一团糟

Old Testament：基督教的《旧约全书>

microscopic agglutination 镜检凝集 | Old Testament 基督教的<<旧约全书>> | play politics 弄权

echo canceling：回音刪去

回音返回 echo back | 回音刪去 echo canceling | 回音消除併合 echo canceling hybrid