Residuals
剩余误差
🗣️ 情景例句
I'll help too, Mr. Baker.
我也要帮忙，Baker先生。
How long have you been studying English?
你学了多长时间的英语了？
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。