Cornocentin
馬來酸麥角新堿
??? 情景例句
You don't need to call a plumber, I can fix the sink.
你不必請水管工人了，我會修水槽。
No matter where you go you'll hear English spoken.
不管你到哪里，你總會聽到英語。
Hello. Here's your eraser. Thanks very much!
給你橡皮。謝謝。