您要查找的是不是：
- astern injection cam 倒车喷油凸轮
- One of the fishing boats sank down astern of us. 有一艘渔船在我们后面沉没了。
- Miss Cam is qualified for joining the club. 兰蒙小姐有资格参加俱乐部。
- A cam that activates another part; a wiper. 凸轮启动另一部分的凸轮; 挺杆
- Did you have gas or an injection? 你是用的麻醉气还是打的麻醉针?
- The hire purchase company repossessed my car because I fell astern with the payments. 这家分期付款购买公司取回了我的汽车，因为我没能及时付款。
- I had a bad reaction after my typhoid injection. 我注射了伤寒针剂后产生了不良反应。
- A ship falls astern by the force of a current. 船会受水流的力量而后退。
- The morphine was administered by injection. 那吗啡是注射进去的。
- When the engine failed, we had to drop astern. 当发动机发生故障，我们不得不落在后面。
- When the engine failed,we had to drop astern. 当发动机发生故障，我们不得不落在后面。
- ahead injection cam 进喷射凸轮
- We hope to inject new life into our business. 我们希望使我们的业务工作充满朝气。
- S: I am operating astern propulsion. 我船正在倒车。
- A projecting cam, as on a rotating shaft, that activates another machine part. 凸轮如转轴上突出的挺杆，使另一个机器零件活动
- The steamer went astern at half speed. 汽船半速后退。
- A rod moved by a cam to operate the valves in an internal-combustion engine. 阀门挺杆通过凸轮转动的杆，用来操纵内燃机的阀门
- injection cam 喷油凸轮
- They brought the ship round with a wash of water astern. 他们调转船头，船尾翻起一片水花。
- Miss Cam is qualified for joining the club . 兰蒙小姐有资格参加俱乐部。
