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- straight face piston ring 圆柱面活塞环
- They couldn't keep a straight face. 他们没法不笑出来。
- It was difficult to keep a straight face when he fell over the dog. 当他绊着狗摔了一跤时,大家很难扳着脸不笑。
- My father never dotes on any of us. What he gives us is always a straight face. 父亲谁也不宠爱。他给我们的总是一副严肃的面孔。
- She say with a straight face she see green spacemen in the back yard. 她面无表情地说她在后院看到绿色外星人。
- ANQING TP GOETZE PISTON RING CO., LTD. 安庆帝伯格茨活塞环有限公司。
- JiangSu Yizheng Wellong Piston Ring Co., Ltd. 江苏仪征威龙活塞环有限公司。
- Tom kept a straight face while telling the joke. 汤姆说这一笑话时,丝毫不露声色。
- Nanjing Feiyan Piston Ring Co., Ltd. 南京飞燕活塞环股份有限公司。
- She said with a straight face she saw green spacemen in the back yard. 她面无表情地说她在後院看到绿色外星人。
- Kaifeng Dongri Piston Ring Manufacture Co., Ltd. 开封市东日活塞环制造有限公司。
- He kept a straight face and remained speechless. 他绷着脸不说话。
- She said it with a straight face. 她板着脸说了这件事。
- He always keeps a straight face. 他总是不苟言笑。
- Carol: How do you do that with a straight face? 卡罗尔:你怎么可以板着脸说这些话呢?
- Judges love to keep a straight face. 法官喜欢保持一张正直的脸。
- I struggled to keep a straight face. 我竭力装出一副一本正经的样子。
- The frictional power consumption in piston ring group were analyzed. 分析了活塞环组的摩擦损失,研究了活塞环的结构变化。
- These bands are called piston rings. 这些圈叫做活塞环。
- She put pink and green stripes in her hair and looked rather like a Neapolitan ice cream. I couldn't keep a straight face when she asked me what I thought about it. 她在头发上扎着粉红夹绿色的布条,看上去就像夹层花色冰砖当她问我象什么时,我禁不住笑了出来。