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单词
tracheid
释义
WordReference Random House Unabridged Dictionary of American English © 2024
tra•che•id
(trā
′
kē id),
USA pronunciation
n.
[
Bot.
]
an elongated, tapering xylem cell having lignified, pitted, intact walls, adapted for conduction and support. Cf.
vessel
(def. 5).
1870–75;
trache
(
a
) + -
id
3
tra•che•i•dal
(trə kē
′
i dl, trā′kē īd
′
l)
USA pronunciation
,
adj.
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nuclearist
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更新时间:2025/11/27 16:53:18