Hbcag
乙型肝炎核心抗原
🗣️ 情景例句
Nice weather today, isn't it?
天气不错，是吧？
Hawaiians are used to the rumblings of the volcano.
夏威夷的人已经习惯于火山的爆发声了。
have no chance of transporting us to the nearest other star, four light years away,
但尚不可能把我们送到离我们最近、相距4光年的其他星球上去，