Bipass
二通管
🗣️ 情景例句
555-9470…and it's busy….
555-9470……还是忙音 ……
Do you think you could lend me some of your records/CDs?
请问你能借我几张唱片吗？
Their humbler followers, such as partridges, have a like power of strong propulsion, but soon tire.
次于野鸭和鸽子的鸟，如鹧鸪，有相似的巨大推动力，但很快会疲劳。