1. Stone age weapons were of stone, bone and horn. The earliest Chinese weapons were stone arrowheads. The earliest bronze weapons found are arrowheads, the ge (dagger-axe), Qi ( battle-axe ) 是石器时期，当时的武器主要是石制、骨制和角制。最早的中国古代武器是石镞，或称石箭头。最早的铜制武器是铜镞、铜戈、铜铖；
2. Third installation at LaPorte, Indiana. Earliest use of switch with semi-cylindrical bank and shaft with vertical and rotary motions. Invention of earliest dial-type calling device. 印第安纳州拉波特完成史端乔系统第三次安装。最早使用具有半圆形排线架的交换机和具有垂直和旋转运动方向的轴。发明早期拨号型呼叫设备。
3. Objective To explore the earliest age of surgical treatment of childrens partial accommodative esotropia and its effect. 目的探讨儿童部分调节性内斜视手术时机和疗效。
4. Even the earliest power cuts, it was realized, would be disruptive , and damaging to the state's economy. 人们意识到，即使是最初阶段的电力缩减，也是有破坏性的，将损害本州的经济。
5. But their law picked up the alliterative and rhythmical fashions of the day, and the earliest forms of language mixture arose. 可是他们的法律却富有押韵和节奏，而且最早的语言融合也产生了。
