单词	backchain
释义	backchain noun : a chain attached to each side of a rudder and to a point under the counter to support the rudder in backing Word History First Known Use circa 1889, in the meaning defined above
随便看	ethicians ethicise ethicised ethicises ethicising ethicist ethicists ethicize ethicized ethicizes ethicizing ethico- ethics ethid ethide ethidium bromide ethine ethinyl ethinyl estradiol ethinyloestradiol ethinyls ethiodide ethion ethionamide ethionamides

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