ethene

Ethene is used to produce polyethylene, a common plastic.

用法提示：作为名词，表示一种用于制造塑料的化学物质。

The industrial process converts ethane into ethene through cracking.

用法提示：作为名词，指在化学反应中作为产物的气体。

Ripening fruit naturally releases small amounts of ethene gas.

用法提示：作为名词，表示一种植物激素。