Ectotrophic
a. 外生的
🗣️ 情景例句
Never chew with your mouth open.
嚼东西时别张着嘴。
Scientists contribute to the well-being of mankind.
科学家为人类造福。
On her way home she bought a new pen at a shop.
回家路上，她在一家商店买了一支新钢笔。