🧩 词语组成解析
upper
['ʌpə]
adj. 地位较高的;上面的;内地的;地表层的;
n. 鞋帮，靴面;兴奋剂;令人兴奋的经历;
jawbone
[dʒɔ:'bəun]
n. 下颌骨;
adv. <美俚>凭信用地;
🗣️ 情景例句
Well, remember,
嗯 记住
If he gets scared at the night noises, be patient with him.
如果他晚上感到害怕，请你们多多见谅。
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。