New words：

tissue [ˈtɪʃuː] n.（人、动植物细胞的）组织；纸巾

Sample Sentences：

She wiped her nose with a tissue.
The hair on your head is not living tissue.
Regular exercise helps build strong muscle tissue and keeps our body healthy.

New words：

stout [staʊt] adj. 肥胖的；肥壮的；粗壮结实的；厚实牢固的

Sample Sentences：

He was a tall, stout man with gray hair.
He was too stout to fit into his old clothes.
Equip yourself with stout walking boots and sticks.

New words：

waddle /ˈwɑːdl/
v.(鸭子似地)蹒跚行走，摇摆地行走
n.摇摆的步子，蹒跚

Sample Sentences：

The stout old man waddled across the road.
A family of ducks waddled along the river bank.
I go for a waddle and do stretches and exercises every day.

stout [staʊt] adj. 肥胖的；肥壮的；粗壮结实的；

New words：

plateau [plæˈtoʊ] n. 高原
waterfall [ˈwɔtərˌfɔl] n. 瀑布

Sample Sentences：

As the river drops from the plateau, it forms great waterfalls.
They were tired and ill and they could not walk up to the plateau.
He braved himself, held his breath and waddled through the waterfall.

waddle /ˈwɑːdl/ v. (鸭子似地)蹒跚行走，摇摆地行走

New words：

dynasty [ˈdɪnəsti] n. 王朝；朝代；代；朝

Sample Sentences：

The Tang Dynasty made Chang'an its capital.
The last Ming Dynasty emperor hanged himself from this tree.
Luoyang was once the capital for several dynasties in ancient China.