emulsion

詳細解釋：

e.mul.sion

n.（名詞）
A suspension of small globules of one liquid in a second liquid with which the first will not mix:
乳狀液：由一種液體在另一種液體中不融和所形成的小膠粒的懸浮液：
例句：
an emulsion of oil in vinegar.
一種油在醋中的乳濁液

A photosensitive coating, usually of silver halide grains in a thin gelatin layer, on photographic film, paper, or glass.
感光乳劑：一種感光覆蓋層，通常是銀的鹵化物顆粒在感光膠片、紙或玻璃上的一薄層膠體

來源：
New Latin ômulsiô ômulsiôn-
現代拉丁語 ômulsiô ômulsiôn-
from Latin ômulsus [past participle of] ômulgôre [to milk out]
源自 拉丁語 ômulsus [] ômulgôre的過去分詞 [擠出]
ô-, ex- [ex-]
ô-, ex- [前綴，表.從前的，前任的.]
mulgôre [to milk] * see melg-
mulgôre [擠] *參見 melg-

【引伸】
emul.sive
adj.（形容詞）