retrofire

v. 点火发动 n. [语]卷舌(音质), (火箭)点火发动

词形变化

retrofires 复数 retrofired retrofires 三单 retrofires retrofiring retrofiring 现在分词 retrofired 过去式 retrofired 过去分词

释义与例句

n.
  1. 1.

    The firing of rockets directed opposite to a craft's direction of motion in order to slow down.

    The spaceship needs to turn around so its retrofire rockets slow it down and put it in a lower orbit.

v.
  1. 1.

    To fire rockets of a craft in the direction opposite to its direction of motion in order to slow down.

词源

From retro- + fire.

来源：wiktionary