Retardation time spectrum
[化] 推遲時間譜
?? 詞語組成解析
retardation
[[?ritɑr'de??n]]
n. 遲延, 妨礙, 阻止\\n[化] 緩聚作用
time
[ta?m]
n. 時間;時刻;時代;次;
vt. 為…安排時間;測定…的時間;調準（機械的）速度;撥準（鐘、表）的快慢;
vi. 合拍;和諧;打拍子;
adj. 定時的;定期的;[美國英語]分期（付款）的;
int. [體育]時間到，（一場或一局等的）比賽時限，暫停;
??? 情景例句
It's not easy being away from home.
離家獨闖不容易。
He was lucky to have a good home in which to grow up.
他幸運地生長在良好的家庭里。
it has to develop (partly by means of touch) the ability to judge roughly three-dimensonal distances.
兒童必須發展（部分通過觸覺）粗略判斷三維空間距離的能力。