Oxygencontent
[化] 含氧量
🗣️ 情景例句
Nothing special.
没什么特别的。
It is the first step that costs.
万事开头难。
Gandhi was thrown off a train and later a mail bus for insisting on travelling in the whites-only section.
旅行时，甘地因为坚持要坐白人座位，曾经先后两次被从一列火车与一辆邮车里扔出来。