Liminal
a. 阈限的\\n[医] 阀的
🗣️ 情景例句
He's going up the ladder pretty quickly.
他真是平步青云。
Lightly gain,quickly lost.
来得容易去得快；不义之财，理无久享。
What will be the population of the world in the year 2000?
2000年世界人口将是多少？