interdigital transducer 
式换能器
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on credit,
on diet,
on display,
on duty,
on earth,
on end,
on file,
on fire,
on foot,
on guard,
相似单词
interdict,
interdiction,
interdictory,
interdiffuse,
interdiffusion,
interdigital,
interdigitate,
interdigitation,
interdigitattion,
interdine,