Safety technique
[化] 保安技术
🧩 词语组成解析
🗣️ 情景例句
Oh, Robbie!
哦 Robbie！
It is good to have some friends both in heaven and hell.
天堂上和地狱中都有几个朋友，这乃是一件好事。
His work starts at half past eight, and finishes at a quarter to five.
30开始工作，4：45下班。