Sphenolith
岩楔
🗣️ 情景例句
It's my pleasure.
我很愿意效劳。
Do you usually lenrn Japanese on Saturday?
你通常在星期六学日文吗？
It has four Rolls-Royce Merlin engines, but the group will need to have only three of them rebuilt.
该飞机装装配有4台罗尔斯-罗伊斯的默林发动机，但是他们只需要修复其中的3台。