Pepper-and-salt describes hair (or a beard) that is starting to go grey: dark hairs and pale hairs mixed, like black pepper shaken with white salt. It is not fully white and not still all dark; it is that in-between speckled look, often first at the temples.

pepper-and-salt describes hair (or a beard) that is starting to go grey 花白 這個詞是形容開始變灰白的頭髮（或鬍子）：dark hairs and pale hairs mixed 深色和淺色的頭髮混在一起，like black pepper shaken with white salt 就像黑胡椒和白鹽混在一起一樣。it is not fully white and not still all dark 不是全白，也不是還全黑；it is that in-between speckled look 是那種介於中間、花花的樣子，often first at the temples 通常最先出現在兩鬢

People use it as a kind, almost stylish way to name ageing hair — more picture than medical fact. You will hear it from writers and from people describing a face; it is a little old-fashioned and descriptive, not slang.

people use it as a kind, almost stylish way to name ageing hair 大家用這個詞來形容變老的頭髮，算是一種帶點時尚感的說法 — more picture than medical fact 比較是畫面感，不是醫學上的說法。from writers and from people describing a face 從作家筆下，或是形容一張臉的時候 you will hear it 你會聽到這個詞；it is a little old-fashioned and descriptive 有點老派、偏描述性，not slang 不是俚語

The same picture is sometimes used for cloth, a tweed with tiny dark and light flecks, but the sense you will meet most is hair. It says ‘mixed,’ not ‘finished turning grey.’

for cloth, a tweed with tiny dark and light flecks 對布料來說，一種帶著深淺小斑點的粗花呢 the same picture is sometimes used 有時候也會用同樣的畫面來形容，but the sense you will meet most is hair 但你最常遇到的還是形容頭髮的意思。'mixed,' it says 它說的是「混雜」，not 'finished turning grey' 不是「已經全白了」