Instruction system
[计] 指令系统
🧩 词语组成解析
🗣️ 情景例句
There's nobody here!
这里一个人都没有
Please answer the door.
请去开门。
The World Trade Center, an office building for over 1200 firms employing about 50,000 people, is even higher at 411 metres.
世界贸易中心要高得多，有411米。它是一座办公大楼，楼里有1，200多家公司，大约有5万雇员。