/ˌʌnəˈveɪləbl ||; ˌʌnəˈveləbḷ/adj (not usually before a noun 通常不用于名词前)
unavailable (to sb/sth) 1 that cannot be obtained 不可获得: Such luxury items were unavailable to ordinary people. 这些奢侈品普通人是享受不到的。
2 not able or not willing to see, meet or talk to sb 不能，不愿意（看见、会见某人或跟某人说话）:
The minister was unavailable for comment. 部长不愿意发表评论。 [OPP] available 反义词为available➔unavailability /ˌʌnəˌveɪləˈbɪləti ||; ˌʌnəˌveləˈbɪlətɪ/ noun [U]