词汇	frost shield
释义	frost shield 防霜玻璃
随便看	block up a hole block up a space block up a tear block up; obstruct blockuppassage block up passage blockuppassage of information block up passage of information block up seepage block up the drains block up the entrance block up the entrance to the cave Block up the log cabin block up the passage Block up the rear wheel block up block up the street block upwarping block up water grouting block up water grouting process block up… block valve block valve for pipeline block variable block vertebra