Peroxychromates
[机] 过氧铬酸盐
🗣️ 情景例句
You think I can just skip it now and get to it at college?
你想我现在略过数学， 等到上了大学再学， 可以吗？
Can you guess what I was doing this morning?
你能猜到今天上午我在做什么吗？
CHRISTMAS DAY
圣诞节