Explosion limit
[化] 爆炸极限; 爆炸界限
🧩 词语组成解析
🗣️ 情景例句
What are you doing this weekend?
你本周末打算干什么？
Don't forget to write your return address on the letter.
不要忘记在信封上写你的回邮地址。
After breakfast, I sent the children to school and then I went to the shops.
早饭后，我送孩子们上学，然后就去了商店。