nonreturn

不返回的, 止逆的, 止回的

别名

non-return

释义与例句

n.
  1. 1.

    Absence of return; failure to come back or bring back.

    不可数
adj.
  1. 1.

    Allowing air or liquid to travel in one direction only, and not permitting its return. (of a valve)

词源

From non- + return.

来源：wiktionary