练习: practise; practice用: 40分钟跑完全程 run the course in 4 ...话题: subject of conversation练习用弹药: ammunition practice练习用具: trainer练习用球瓶: logs练习用绳: rope for practice练习用保险箱: practice lockbox练习用蜂鸣器: practice buzzer练习用原子弹: mock a-bomb膀胱镜练习用模型: phantom for cystoscope练习用无音键盘: clavier八人坐的练习用赛艇。: tub eight绷带操作练习用模型: doll for bandage practice护士操作练习用模型: doll for nursing清洁操作练习用模型: doll for cleansing practice注射操作练习用模型: doll for injection practice习用: habitually use◇习用性 convention话题: subject of a talk; topic of conversation 转话题 change the subject如果您练习用腹肌进行呼吸: you will be utilizing all not just the top of your lungs用话表示: phrase练习: 1.(反复学习) practise; practice 练习讲英语 practise spoken english; do practice in speaking english; 练习射击 practise marksmanship; 练习写文章 practise writing; 他正在练习自卫术。 he's practising up on the art of self-defence.2.(习题或作业等) exercise 算术练习 arithmetic exercises; 做练习 do exercises; 他正忙于做法语练习。 he is engaged in doing his french exercises.; 练习簿 exercise-book; 练习场地 driving range; list; 练习器 [计算机] exerciser; 练习曲 [乐] etude; 练习题 exercises; problems of an exercise; practice exercise; 练习行军 practice march实习用: practical use习用的: conventional; idiomatic习用阀: conventional valve