Patients with this condition are said to smell like decomposing fish, because their bodies don't break down a compound called trimethylamine, which emits the je ne sais quoi of fishiness.
No, it wasn't a Sabrina C. I mean, impressive in university, they attended three, bracket, number three, close bracket, parties, but you know, there was just something about Sabrina C that just had the je ne sais quoi.
Second, Apple relied on contract manufacturers for its iPhone from the beginning, making it impossible to tell how much of its outperformance is down to this strategy rather than some other commercial je ne sais quoi.
That phrase is borrowed from the French for, I don't know what, but now refers to that little somethin' somethin' that's indefinable or je ne sais quoi.
这个短语是从法语中借来,我不知道是什么意思, 但现在指是无法定义小东西或 je ne sais quoi。
That's not to say that they're entirely untranslatable, because we can do our best approximation of them, but there's that intuition that a non-native speaker wouldn't have that, je ne sais quoi, if you will.
这并不是说它们完全不可译,因为我们可以对它们进行最好近似,但有一种直觉, 非母语人士不会有这种感觉,je ne sais quoi, 如果你愿意话。