Dedicatory
a. 奉献的, 献纳的, 献呈的
🗣️ 情景例句
Save your voices.
留着点嗓子。
He likes playing the violin.
他喜欢拉小提琴。
namely 6 million million miles.) Radio waves also travel at the speed of light,
即6万亿英里）。无线电波也是以光速传播的。