His parents tied two bamboo sticks between two trees.

他的父母把两根竹竿绑在两棵树之间。

youdao

Stick two bamboo leaves under the nose like beard.

两片竹叶，像胡子一样贴到鼻子下面。

youdao

Chopsticks are usually two long thin pieces of wood or bamboo.

筷子通常是两片又长又薄的木头或竹子。

youdao

The treadle pump is easy to build from bamboo or other wood and two metal cylinders with pistons.

VOA: special.2009.08.17

Angklung is an Indonesian musical instrument consisting of two to four bamboo tubes suspended in a bamboo frame, bound with rattan cords.

UNESCO: Culture

Elephant polo, played primarily in countries like India, Nepal and Thailand, follows similar rules as the traditional sport, though the pitch (or field) is a bit smaller, players wield longer mallets made from cane or bamboo and two people ride the elephant: the player and the mahout who steers the animal.

BBC: Polo-playing elephants in Nepal

She has come up with two designs - a desktop version made out of bamboo and a portable one constructed from hand-woven reeds.

BBC: Becky's solar-powered radios on the right wavelength