Geochronometer
地质年代计
🗣️ 情景例句
Stay on that road, and you'll cross a blue bridge.
沿着路开下去 ，你会经过一座蓝色的桥。
On coming home, he switched on the television.
他一到家就打开了电视。
It really depends on who is in charge.
那纯粹要看谁负责了。