Liminal
a. 阈限的\\n[医] 阀的
🗣️ 情景例句
First, we need to more public relations activities to promote understanding.
首先，我们应该更多地做公关活动以促进了解。
How much does that typewriter weigh?
那台打字机重多少？
In the contrary school, the duck is supreme.
与滑翔鸟相对的另一类鸟中，数野鸭本领最高。