Tygoweld
环氧树脂复合粘合剂
🗣️ 情景例句
Can you give me a hand with my homework?
你能帮忙教我做家庭作业吗？
You have to change at chicago station.
你必须要在芝加哥站转车。
Better. Thank you,Doctor.
他好些了。谢谢您，医生。