Jack engine
辅助发动机
🧩 词语组成解析
jack
[[dʒæk]]
n. 插座, 千斤顶, 男人\\nvt. 抬起, 提醒, 扛举, 增加, 提高, 放弃\\na. 雄的\\n[计] 插座
engine
['endʒin]
n. 发动机，引擎;工具;火车头;机车;
vt. 给…安装发动机;
🗣️ 情景例句
As soon as possible.
越快越好。
All produets have to go through five checks in the whole process.
所有产品在整个生产过程中得通过五道质量检查关。
'You'll have to get off here,' the conductor said.
“您得在这里下车，”售票员说，