单词	study facilities
释义	study facilities 学习设备
随便看	double piston cylinder double piston engine double-piston mortar pump double-piston pump double piston pump double piston valve double pit double pitch double pitch auger double pitched double pitch roller chain double pitch roof double-pitch roof double-pitch skylight double pivot attack double-pivoted electrodynamometer double-pivoted pattern double-pivoted type double-pivoting block double pivot steering double pk. double plain double plain cloth double plains double plain weave 311154412 311154412 311154431 311154433 311154434 311154435 311154451 311154534 311155 311155114 ゆうゆうゆうゆう【優】ゆう【勇】ゆう【友】ゆう【右】ゆう【夕】ゆう【尤】ゆう【幽】