... 讲究的, 一流的 slap-up 是第一流的be all to the mustard 一流的, 最高的 big-league ...
2
?是非常对头的
... be all thumbs v. 笨拙 be all to the mustard是非常对头的 be all very well [口, 讽]好倒是好, 倒也不坏 ...
权威例句
1.
There was a bison tartare, which came buried under a soft-boiled quail egg, and was meant tobe mixed all together with the gouda cheese and rosemary mustard vinaigrette that were included.