（专指钻石珍珠的）最好品质; 最优秀; 头等

一次蒸馏水；第一流；最上品

first waters───一次蒸馏水；第一流；最上品

first mate───（海军）大副

first mates───（海军）大副

first rate───第一流的

first quarter───第一个季度；上弦月；[天]上弦

firewater───n.烈酒，火酒

first aider───急救人员

first base───n.一垒的位置

first bases───n.一垒的位置

Diana is nothing but a fool of the first water.───黛安娜只不过是个大傻瓜而已.

This is choral music of the first water.───这是最好的合唱曲.

He was the best man for the job, a true diamond of the first water.───他是这份工作的最佳人选, 一流棒的人选.

We were sorry when Jacob quit the firm. He was a salesman of the first water.───雅各布辞去公司的职务时,我们感到很遗憾. 他本是一位优秀的推销员.

If want to choose a in China the most representative ancient watery, no doubt, she is" China's first water "zhouzhuang."───若要在中国选一个最具代表性的水乡古镇，毫无疑问，她就是“中国第一水乡”周庄。

First water rushes from elsewhere to fill the void, then piles up, clashing in the middle, so that a tide rushes toward Europe, assaulting the lowlands there.───首先，海水会从别处来填充空白，然后堆积起来，在中间激荡，因而海潮会冲向欧洲，袭击此处的低地区域。

All the products made by the factory are of the first water.───这家工厂生产的产品都是一流的.

This young man had all the inclination to be a profligate of the first water.───这个青年完全有可能成为十足的浪子.

The first water cure is the flood, and it killed more than it cured.───最初的水疗法是那场大洪水, 而它杀死的更多于治愈的.

That's a diamond of the first water.───那是一粒头等光泽的钻石.

He is a musician of the first water.───他是一位一流的音乐家.

He's a snob of the first water.───他是个头号势利小人.

First water less, knead out surface picked it up and down off the surface of slag.───刚开始水倒少了，揉出来的面拿起来向下掉面渣。

The jeweler chose diamonds of the first water for the queen's crown.───珠宝商为女皇皇冠选择了最佳的钻石.

" Oh , thank you!'she enthused gratefully. " You're a real gem, a diamond of the first water. ”.