Pencal
砷酸钙
🗣️ 情景例句
Mid-autumn Festival is a traditional festival for family unification.
中秋节是家人团聚的传统节日。
This offer is firm subject to your acceptance reaching us not later than December 15.
此报盘为实盘，但以我方在12月15日前收到你方答复为准。
I like spring and summer.The days are long and the night are short.The sun rises early and sets late.
我最喜欢春季和夏季。因为此时白天长而夜晚短，太阳升得早而落得迟。