Feel free to use, mix and match these variety of portrait.
人像
avatar、avatars、face、Interesting People、portrait
頭像、替身、面對、有趣的人、肖像
資料來源：openclipart ( https://openclipart.org/ )

Sniper crosshairs.
十字線
cross、Crosshairs、hairs、rifle、sniper
交叉、十字線、毛、步槍、狙擊兵
資料來源：openclipart ( https://openclipart.org/ )

Using the handle of the hammer by Andy, i made a screwdriver
螺絲刀
contour、glossy、icon、nices-icones-pedago、screwdriver、tool
輪廓、光滑、圖標、nices-icones-pedago、螺絲刀、工具
資料來源：openclipart ( https://openclipart.org/ )

Single flame clipart
Raseone Flame 14
burn、fire、flame、flames、Formen
燒傷、火、火焰、火焰、形狀
資料來源：openclipart ( https://openclipart.org/ )

a abstract flower
摘要054
abstract、floral、flower、free form、freeform、Geometric、Print、retro、shape、shapes
抽象、花的、花、自由形式、自由形式、幾何、打印、復古、形狀、形狀
資料來源：openclipart ( https://openclipart.org/ )

Student writing in the classroom, colorized and slightly modified from "Élève écrivant" by Improulx. Part of a series of icon symbols for classroom work forms.
學生寫作
classroom、Comic characters、Project 1、Projekt、remix 50281、school、School、students、teaching、writing
課堂、漫畫人物、項目1、項目、混音50281、學校、學校、學生們、教學、寫作
資料來源：openclipart ( https://openclipart.org/ )

A camp fire with a white background.
火
campfire、camping、fire
營火、露營、火
資料來源：openclipart ( https://openclipart.org/ )

The old style arrow. I made it for advertisement project and think it could be helpful for someone else.
舊式箭頭
arrow、bow、Ethnic Designs、old、shoot
箭頭、弓、民族設計、舊、射擊
資料來源：openclipart ( https://openclipart.org/ )

Heavily used, but I specifically modified to be used as the icon for the application that is intended to develop in the future for use in the TOGAF Modelio.
紅色的齒輪
gear、gears、Maker theme
齒輪、齒輪、製造商主題
資料來源：openclipart ( https://openclipart.org/ )

Outline of a jumping cat
貓1
cat、Cats、FurBlogu、General、jumping cat、LineArt、outline、Perfect Art
貓、貓、FurBlogu、一般、跳貓、LINEART、大綱、完美的藝術
資料來源：openclipart ( https://openclipart.org/ )