✅ 同义词
🗣️ 情景例句
How much do stamps cost?
邮票多少钱？
Be considerate toward the poor.
应常为穷人着想。
Early next morning, she heard planes passing overhead and wondered how she could send a signal.
第二天一大早，她听到头顶上有飞机飞过，但不知道怎样才能发个信号。