mildew /ˈmɪlˌduː/ Brit /ˈmɪlˌdjuː/ noun /ˈmɪlˌduː/ Brit /ˈmɪlˌdjuː/
noun
Learner's definition of MILDEW
[noncount]
: a usually white substance that grows on the surface of things in wet, warm conditions霉；霉菌 — mildewed
/ˈmɪlˌduːd/ Brit /ˈmɪlˌdjuːd/ adjective — mildewy
/ˈmɪlˌduːwi/ Brit /ˈmɪlˌdjuːwi/ adjective [more mildewy; most mildewy]