secretion substance的用法和樣例:
例句
- Saliva is secretion of the salivary glands.
唾液是唾液腺的分泌物。
- When the bubbles are coarse it signifies that the secretion originates in the pharynx or nasal cavities.
氣泡大時(shí)表示分泌物來(lái)自咽腔或鼻腔。
secretion substance的相關(guān)資料:
臨近單詞
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