Bolus
n. 小而圆的物块, 大丸药
✅ 同义词
🗣️ 情景例句
It only takes eight minutes by bicycle to the aerobics class.
骑自行车去上有氧运动课只需要八分钟。
I would like to place a station-to-station call.
我要打一个叫号电话。
How long was that?
多长时间了？