Booster unit
助推器组
🧩 词语组成解析
booster
['bu:stə]
n. （电器的）增压机;助推器，多级火箭的第一级;热情的支持者;
unit
['ju:nit]
n. 单位，单元;装置;个体;[数]单位数;
🗣️ 情景例句
Hello, Alexandra.
你好 Alexandra。
I don't like it when the weather gets real cold.
当天气变得很寒冷时，我不喜欢。
Bones were carved into needles and tools, and the teeth were used to make necklaces.
骨头则雕琢成针和工具，牙齿用来作项链。