nonreturn

名词 n. 形容词 adj.
中文释义

英文释义

名词 n.
  1. Absence of return; failure to come back or bring back. uncountable
形容词 adj.
  1. Allowing air or liquid to travel in one direction only, and not permitting its return. (of a valve) not-comparable

词形变化

non-return alternative non-return alternative

词源

词源 1
From non- + return.
词源 2
From non- + return.
0 次浏览 数据来源: Wiktionary