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单词
retro-rocket
释义
retro-rocket
/ˈretrəʊrɒkit/
n.
an auxiliary rocket for slowing down a spacecraft etc., e.g. when re-entering the earth's atmosphere
制动火箭,减速火箭
(
一种使回到大气层的飞行器等减速的辅助火箭
)
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insultingly
in sum
in sunder
insuperability
insuperable
insuperably
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insurable
insurance
insurance agent
insurance broker
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insurance stamp
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insurgency
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更新时间:2026/5/22 13:21:47