Retrorocket
n. 制动[减速]火箭系统
🗣️ 情景例句
Please call me Mary. That's my first name.
请叫我玛丽吧，那是我的名字。
I can see the brown wall of dust coming toward us with the wind.
风卷起褐色的墙壁似的滚滚黄沙，向这里袭来。
I left at 6:00 so that I could catch the train.
我六点钟出门，以便赶上火车。