Booster charge
[化] 传爆药
🧩 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;
🗣️ 情景例句
He went to Canada on business.
他因公赴加拿大。
What time does the first train to Boston leave?
第一班去波士顿的列车什么时间开出呢？
Each of these represented a goddess and had, at one time, been painted.
每一尊雕像代表一位女神，而且一度上过色。