Leadagetest
密封試驗(yàn)
??? 情景例句
Have you ever been to Guangzhou?
你以前來過廣州嗎？
This is my first year of college, I'm a freshman.
這是我上大學(xué)的第一年，我是一年級(jí)學(xué)生。
not to mention the equally numerous small animals like field mice and voles which you do not see,
地上有不顯眼的無數(shù)的老鼠和田鼠之類的小動(dòng)物，