Haplostele
单中柱
🗣️ 情景例句
since this is so easy ....
既然那么简单……
They had to call in a heart specialist.
他不得不请一位心脏病专家。
These movements are controlled by the trainer with the metal-pointed stick,
训练员要用有锋利金属尖的长棒控制它的这种举动，