Carbon 14
[化学]碳—14（放射性碳）
🧩 词语组成解析
fourteen
🗣️ 情景例句
Maybe we can experiment with your patients
也许我们可以在你的病人中试试
Would you open the door for me, please?
你能替我开门吗？
but more often than not, the greater part of the journey is spent on roads with few service stations and too much traffic.
但旅行的大部分时间都花在路上，而且只有很少的服务设施，交通也很拥挤。