Trimethyl
三甲基色氨酸, 刺桐子氨酸
🗣️ 情景例句
Sorry, I've already got plans.
对不起， 我有事。
You'll regret it if you don't go.
不去你会后悔。
By this time, a Lancaster bomber in reasonable condition was rare and worth rescuing.
到了那个时候，状况良好的兰开斯特轰炸机实属罕见，值得抢救。