Echitin
[化] 厄蚩亭; 鸡骨常山酸
🗣️ 情景例句
She is making steady progress in her learning.
她在学习中不断进步。
Seriously, thank you all for coming and taking part in our camp.
说真的，谢谢你们来加入我们的野营。
The order to abandon ship was given and hundreds of people plunged into the icy water.
于是，他发出弃船的命令，几百人跳进了冰冷刺骨的海水里。