Holothurin
海参素
🗣️ 情景例句
I don't know,
我不知道，
Come on, honey.
过来，亲爱的。
At a special swimming pool in Los Angeles, children become expert at holding their breath under water even before they can walk.
在洛杉矶的一个特设的游泳池里，孩子们甚至在还没有学会走路时就已经能熟练地在水下屏住呼吸了。