Senecifoline
千里光叶碱
🗣️ 情景例句
Just make the few changes I suggested and your letter will be perfect!
只要改动我提到的个别地方，你的信就会很完美了。
The class made noticeable improvement.
这班有明显的进步。
The pilot managed to circle the balloon for some time.
飞行员设法绕着气球飞了一阵。