School-ager
n. 学龄儿童
🧩 词语组成解析
school
[skul]
n. 学校;上学;学院;群;
vt. 训练，锻炼;教育，教导;约束;给…上学;
[化] 熟化器
🗣️ 情景例句
Let's get the ball rolling.
让我们开始吧。
The tongue is not made of steel,yet it cuts.
舌头不是钢，一动把人伤。
So was born the echo-sounding apparatus, now in general use in ships.
这样就产生了目前各种船舶上普遍应用的回声探测仪。