Jetspun
[美]杰特斯本(纺前染色粘胶长丝)
🗣️ 情景例句
Keep your chin up.
别灰心。
Light troubles speak; great troubles are silent.
小困难，大声叫嚷；大困难，闷生不响。
But suppose the earth could be covered with sensors spaced one foot apart,
假设地球上可以布满传感器，每个相隔1英尺，