Antiknocks
抗震剂
🗣️ 情景例句
That was Alexandra.
是Alexandra打来的电话。
If it doesn't rain tomorrow,I think I'll go shopping.
如果明天不下雨，我将去购物。
The leader of the party was examining the soil near the entrance to the cave when the machine showed that there was gold under the ground.
当这个队的队长正在检查洞口附近的土壤时，那台机器显示出它的下面埋有金子。