单词	connecting valve
释义	connecting valve 连接阀
随便看	prevention of senile disease prevention of separation Prevention of sexual HIV transmission prevention of ship sinking prevention of silica dust prevention of slide prevention of slipperiness prevention of smuggling prevention of statical electricity prevention of static charge prevention of static electricity prevention of sticking to baking plates prevention of suicide prevention of surprise attack Prevention of swine streptococcus disease prevention of swinging rope breakage Prevention of TCM prevention of technology Prevention of Terrorism Act prevention of the crack prevention of the crime prevention of the pollution of the sea by oil prevention of thievery prevention of toxicants prevention of tumor