couplings
['kʌplɪŋz]
n.
连接( coupling的名词复数 );
连接器;
（尤指列车等的）车钩;
挂钩;
例句:
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The single reader swoons over the prose, empathises over the drink and shudders at the horror of the couplings.
来自THETIMES
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Sincflex is the earliest manufacturer in making membrane couplings in China.
97年申克公司收到英国米切尔机械学会邀请参加膜片联轴器研讨会.
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John Crane : fitting and maintenance instructions of high performance couplings.
JohnCrane: 高性能联轴器的配件及维护说明.
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Hoses - Three 6 foot color - coded hoses with female threaded swivel couplings.
三条6英尺长彩色软管,带内螺纹旋转接头.
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Superpartners may decay by R-parity violating couplings, or to unknown particles.
来自SA
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The choreography is both stringent and languorous, perhaps only erring in a section of erotic couplings.
来自THETIMES