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- cold priming oil 冷底子油
- There is no need of bottom valve in pipeline, only to ensure certain priming oil in pump body before work. 管路中不需底阀，工作前只需保证泵体内储有定量引油即可。
- There is no need of bottom valve in pipeline, only to ensure certain priming oil in pump body before work, which has not only simplified the pipeline system, but also improved working conditions. 管路中不需安装底阀，工作前只需保证泵体内储有定量引液即可。因此简化了管路系统，又改善了劳动条件。
- This strain of wheat can grow during a cold spring. 这种小麦可以在寒冷的春天生长。
- The girl stood shivering with cold on the doorstep. 那姑娘站在门前的台阶上,冷得直打哆嗦。
- It is neither hot nor cold in winter here. 这里冬天既不热也不冷。
- She could only croak because of her heavy cold. 她因患重感冒只能用沙哑的声音说话。
- Hot and cold are contrary terms. 热与冷是相反的词语。
- She got cold feet when asked to recite in class. 当她被叫起来在班上背诵时害怕了。
- The girl's hands were chapped by the cold. 那个女孩的手因寒冷而冻裂。
- There is still no cure for the common cold. 目前仍没有治愈感冒的良药。
- It gets cold quickly when the sun goes down. 太阳下山后天气很快就会冷下来。
- The boy was enfeebled by the cold. 那个男孩因感冒而虚弱无力。
- The cold weather antedate ed their departure. 寒冷的天气使他们提前离开。
- The Norwegians live in a comparatively cold zone. 挪威人生活在比较寒冷的地区。
- The pine trees defy severe cold. 松树不畏严寒。
- Douglas put away Collins in cold blood. 道格拉斯蓄意杀死了柯林斯。
- Half the fruit crop froze out in the sudden cold. 一半的水果作物在突如其来的寒流中被冻死。
- A cold front is moving in from the north. 一股冷锋正从北方向这里移动。
- They scurried in out of the cold. 他们冻得很快跑进来了。
