Pertechnetate
高锝酸盐
🗣️ 情景例句
One tiny little touchdown, with just three minutes to play.
一次小小的达阵得分 只剩下三分钟了。
It's nothing to get upset about.
没什么，用不着烦恼。
No, that's not my bike.
不，那不是我的自行车。