Bithorax
双胸
🗣️ 情景例句
Good night, Son.
晚安， 儿子。
An old dog barks not in vain.
老犬不空吠。
Many pedal their tricycles, but most of them prefer to push or drag them.
很多孩子用脚蹬车，但多数孩子更愿意推或是拉着三轮车。