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seal

seal 做朗读
首字母s尾字母l
英式siːl
美式sil
高中四级六级考研托福雅思

seal 基本解释

n. 密封；印章；海豹；封条
v. 密封；盖章；决定；封上（信封）

seal 网络释义

n. 密封；印章；海豹；封条；标志vt. 密封；盖章vi. 猎海豹n. (Seal)人名；(英)西尔

seal 词性变化

名词复数形式:seals 过去分词:sealed 过去式:sealed 现在分词:sealing 第三人称单数:seals

中文词源

seal 封蜡，封印，印章，图章，玺，密封seal 海豹

来自古法语 seel,封印，图章，来自拉丁语 sigillum,小图片，小印，封印，来自 signum,标记， 记号，词源同 sign.原指书信上的封蜡标记，引申诸相关词义。来自中古英语 sele,来自古英语 seolh,来自 Proto-Germanic*selhaz,海豹，来自 PIE*selk,拉，划， 词源同 sulkus,垄沟，裂缝。比喻用法，由动作代指动物本身，因海豹两条前肢较后腿为短， 在陆地上活动时，总是拖着累赘的后肢，将身体弯曲爬行，并在地面上留下一行形如沟垄的 痕迹。参照百度百科。比较 pork,猪肉，原义猪，字面意思为喜欢拱的动物，词源同 furrow, 沟，垄。

词组短语

1、acid seal [机] 酸对

2、acid seal paing [机] 酸对漆

3、acid seal paint [化] 酸封漆

4、affixing of seal [法] 盖印

5、air hood collar seal [化] 空气罩密封圈

6、air seal [化] 气封

7、air seal pipe [化] 空气密封管

8、air-tight seal [化] 气密密封

9、Alaska fur seal [网络] 阿拉斯加毛皮海豹

10、annex seal to 给…加盖印章

11、axially expansive seal [化] 轴向膨胀密封

12、axialy expansive seal [化] 轴向膨胀密封

13、balanced double mechanical seal [化] 平衡式双端面机械密封

14、balanced seal [化] 平衡型密封

15、bearded seal 髯海豹

16、bellows seal [化] 波纹管式密封

17、bellows type mechanical seal [化] 波纹管式机械密封

18、bimetallic(spring cone) seal [化] 双金属密封

19、bobbin seal [化] 套管密封

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