Lorraine: You know...ever since I was little, I've been able to pick up quarters with my toes. 知道吗,从儿时起我就能用脚趾夹起25美分硬币。
Joey: Yeah? Good for you. Uh, quarters or rolls of quarters? 是吗?真厉害。额,一个硬币还是一卷硬币?
Individually the algae are tiny but together, they produce three quarters of all the oxygen in our atmosphere. 单体藻类虽然很细小 但它们共同产生了我们大气中四分之三的氧气