piezo-electric frequency
压电频率
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- recession n. 衰退；不景气；后退；凹处
- deliverance n. 释放，解救；救助；判决
- clubbable adj. 善交际的；适合俱乐部会员资格的
- storm n. 暴风雨；大动荡 vt. 猛攻；怒骂 vi. 起风暴；横冲直撞；狂怒咆哮 n. (Storm)人名；(瑞典)斯托姆；(德)施托姆；(英、西、芬)斯托姆
- natural gas n. 天然气 [网络] 天然瓦斯；天然煤气；天燃气
- Scarborough n. 士嘉堡（多伦多一区名）；斯卡伯勒（英格兰一自治市）
- annexe n. 附属建筑；附加物 n. (Annexe)人名；(法)阿内克斯
- diagnosable 可诊断
- abigail n. 使女；丫头
- arsenical adj. 砷的，含砒素的; 砷剂
- fluvial adj. 河流的；生在河中的；河流冲刷形成的
- magnificently adv. 壮丽地，宏伟地；壮观地
- Reuter n. 路透社
- hamstrung v. 残废（hamstring的过去分词）
- trepidation n. 恐惧；惊恐；忧虑；颤抖
- doctors n. [医] 医生（doctor的复数） v. 为…诊治（doctor的单数第三人称）
- porcupine n. [脊椎] 箭猪，豪猪 n. (Porcupine)人名；(英)波库派恩
- gyroscopic adj. 回转仪的，[航][水运] 陀螺的
- chatting n. 闲聊 v. 聊天（chat的ing形式）
- bract n. [植] 苞；[植] 苞片
考试词汇表
- thousands upon thouands
- thousands uponthousands
- thraki (western thrace)
- thrash someone's jacket
- thraulite (hisingerite)
- thraustochytrium aureum
- thraustochytrium roseum
- thraustochytrium rossii
- thread an unthread tree
- thread bar rolling mill
- thread covering machine
- thread cutting compound
- thread cutting machines
- thread elastic ligature
- thread forming property
- thread grinding machine
- thread spacing in a ply
- thread spinning mandrel
- thread whirling machine
- thread-cutting compound
