Decolorite
多孔陰離子交換樹脂
??? 情景例句
How much for a one-way ticket to New York?
去紐約的單程票多少錢？
Is it long drive from here to the dapartment store?
從這里到百貨公司開車也要走很多時(shí)間。
Mum! I feel a little better now.
媽媽！我現(xiàn)在感覺好一點(diǎn)了。