Population boom
人口爆炸
🧩 词语组成解析
boom
[bʊm]
vi. 发出隆隆声;快速发展;暴涨;
vt. 以低沉而有回响的声音发出;使繁荣;使迅速发展;
n. 隆隆声;繁荣;激增;
🗣️ 情景例句
Your pressure is 120 over 75, and that's fine.
你的收缩压是120， 舒张压 75。
What will it be after the clear weather?
晴天以后天气会怎么样？
No. The next development was to carve the characters on a piece of wood.
是的，不象。下一步的发展是将汉字刻在一片木板上。