Requirements: Valve must be tight against reverse flow under all pressure differentials.要求: 在所有压差下,阀门对于回流的密封必须紧密.Detectives have run into a conspiracy of silence in the tight-knit communities of the peninsula.侦探们犯了难，半岛上各...
It is better to stretch the tight muscles first.最好先伸展一下僵硬的肌肉。She walked off the plane in a miniskirt and tight top.她身穿迷你裙和紧身上衣走下了飞机。He held on tight but she prised it from his fingers.他抓得很紧，但她还是掰开他的手，把它拿走了。...