backshift

准备班, 交叉班

发音

UK /ˈbækʃɪft/
其它
US /ˈbækʃɪft/

词形变化

backshifts 复数 backshifts backshifted backshifting backshifts 三单 backshifting 现在分词 backshifted 过去式 backshifted 过去分词

释义与例句

n.
  1. 1.

    The changing of the tense of a verb from present to past in reported speech.

    可数 不可数 语言学
  2. 2.

    A function on a stochastic process whose value on any random variable is the preceding random variable in the process.

    可数 不可数 数学
v.
  1. 1.

    To change the tense of a verb from present to past in reported speech.

    及物 语言学

词源

From back + shift.

来源：wiktionary