secrete

US /sɪˈkrit/

UK /sɪ'kri:t/

B1 中級
v.t.及物動詞隱藏;隱匿
Some animals secrete food before the cold winter months
v.t.及物動詞分泌
Some bees secrete a poison when they attack that causes great pain to the person being attacked

影片字幕

免疫系統 (The Immune System)

13:47免疫系統 (The Immune System)