Lockwork
锁的机构
🗣️ 情景例句
Seven o'clock, I'll pick you up at your office.
晚7点，我去办公室接你。
What track does the Metroliner leave from?
华纽特快从第几轨道开出？
As it was extremely heavy, he dumped it on the counter.
布袋很沉，他重重地把布袋扔在柜台上。