Bisymmetric
双对称的, 两轴对称的, 两侧对称的
🗣️ 情景例句
You fold the fliers.
你来摺传单。
When's class gonna end?
怎么还不下课？
The noise had been so faint that no one though that the ship had been damaged.
由于这个声音非常轻，没人会想到船身已遭损坏。