番茄醬為什么是tomato sauce而不是tomatoes sauce?

熱心網(wǎng)友

固定用法。比如：橙汁：orange juice不可能是 oranges juice

熱心網(wǎng)友

WOW, 1111, U AGAIN! Y? BLAST, LOLBUT YEAH, HE/SHE IS RIGHT, AND GOOD EXAMPLE AS WELL