Perflow
半光泽镀镍法的添加剂
🗣️ 情景例句
The Post Office aims to improve its quality of service.
邮局锐意改善服务质量。
Make hay while the sun shines.
趁热打铁。
'Someone fired a shot through my office window.
“有人向我办公室窗户开了一枪。