请输入您要查询的英文单词:
单词
up-and-down
释义
up-and-down
AHD
[ŭp'ən-dounʹ]
D.J.
[ˌʌpənˈdaʊn]
K.K.
[ˌʌpənˈdaʊn]
adj.
(形容词)
Characterized by or exhibiting an alternating upward and downward movement.
一上一下的:上下的交互运动为特征的或表出现上下的交经运动的
Variable; changeable.
可变的;变化的
Vertical.
垂直的
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crossopterygian
crossopterygians
crossover
crosspatch
crosspiece
cross-pollinate
cross-pollination
cross product
cross-purpose
cross-question
cross-reaction
cross-refer
cross-reference
cross-resistance
crossroad
crossruff
cross section
cross-stitch
crosstalk
crosstie
cross-tolerance
cross-town
cross-train
cross-trainer
crosstree
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更新时间:2026/3/15 16:36:17