Lycopodic acid
[化] 石松酸
🧩 词语组成解析
🗣️ 情景例句
Good luck.
祝你好运。
On a crowded train, one comes in contact with many people.
在拥挤的火车里面，会和许多人接触。
When he returned to India he spoke in public about the situation in South Africa.
当他加到印度之后，他还就南非的形势公开发表演说。