“bark”是指狗叫，不能用于人。
举一反三
- 中国大学MOOC: 听到狗叫模仿狗叫属于（ ）
- 学狗叫
- 中国大学MOOC: The shape and form of the bark differ not only in the variety of trees but also in age. In other words, the bark on young trees may appear distinctively from that on more __________ trees.
- Shennong, Emperor Yan of China, once used bark and grass root as medicine
- 我们能理解美国人“嗷嗷”是在学狗叫