Sparkplug
vt. 倡导, 激励\\nn. 火花塞, 中坚
✅ 同义词
🗣️ 情景例句
What about my famous apple pie?
我那着名的苹果派呢
I'd like to make an overseas call to Taibei, Taiwan by collect call.
我要打对方付费的电话到台湾的台北。
Litter baskets have been placed under the trees, but people still throw their rubbish everywhere.
树下都已设置了废物筐，但是人们仍到处扔垃圾。