Understating
v. 很有节制地陈述或表达（某事物）( understate的现在分词 ); 少说, 少报（某数目等）
🗣️ 情景例句
Let's dance.
咱们跳舞。
Kept waving to her mother until the train was out of sight.
不断地冲她的母亲挥手，直到火车驶出了视线。
it has to develop (partly by means of touch) the ability to judge roughly three-dimensonal distances.
儿童必须发展（部分通过触觉）粗略判断三维空间距离的能力。