Power tube
[计] 功率管
🧩 词语组成解析
power
['paʊɚ]
n. [机]动力，功率;力量;政权，权力;强国，大国;
vt. 运转;用发动机发动;使…有力量;
vi. 靠动力行进;快速行进;
adj. 权力的;机械能的，电动的;用电力（或动力）发动的;
🗣️ 情景例句
Never pump gas with the engine running.
发动机在运转时，别加油。
The first step to virtue is to abstain from vice.
避开作恶是走向美德的第一步。
Anyone who has played even in a school football match knows this.
即使是仅仅参加过学校足球赛的人也有种体会。