Polyplast
[医] 多种构造的, 多种变形的
🗣️ 情景例句
She was in our class.
她和我们同班。
I'm too nervous.
我太紧张。
Only good scouting is likely to preserve the freedoms so dear to the heart of the eternal Boy Scout.
只有优良的童子军活动才能保持不朽的童子军所衷心热爱的各项自由。