1
num. one
🗣️ 情景例句
A large number of American radio stations operate in the red.
许多美国电台亏损经营。
How much does a round trip ticket to go there cost?
一张去那边的往返票要多少钱？
Then the Class 2 runner dropped his stick on the ground when he was passing it on to the fourth runner.
忽然2班的运动员在传棒给第四个运动员时，把棒弄掉到了地上。