圆规

bow drill

弓钻

bow compass 弹簧圆规 | bow drill 弓钻 | bow front desk 弓形面写字台

bow-shaped dune

弓形沙丘

bow 弓 | bow-shaped dune 弓形沙丘 | bow-spring compasses 弹簧圆规

spring collet chuck

弹簧筒夹夹头

弹簧筒夹 spring collet | 弹簧筒夹夹头 spring collet chuck | 弹簧圆规 spring compass

circle of declination; declination circle

赤纬圈

圆规座 circinus compasses | 赤纬圈 circle of declination; declination circle | 等赤纬圈 circle of equal declination

disk sander

盘式砂磨器

diamond paste 金刚研磨膏 ダイヤモンドペースト | disk sander 盘式砂磨器 ディスクサンダー | drawing compass 制图圆规 コンパス

drawing ink

制图墨水

"制图圆规","drawing compass" | "制图墨水","drawing ink" | "制图仪器","drawing instruments"

pencil drawing

铅笔图

"铅笔圆规","pencil compass" | "铅笔图","pencil drawing" | "铅笔心","pencil lead"

cafetiere

(咖啡壶) 前向单脚下蹲过桩

Twister 转体画圆规 | Cafetiere(咖啡壶) 前向单脚下蹲过桩 | QQ crazy上左脚尖着地向又拉

flat-headed screw

平头螺钉

"方杆圆规","flat type compass" | "平头螺钉","flat-headed screw" | "真平度","flatness"

half-round coarse file

半圆粗锉

half-round chisel 半圆凿 | half-round coarse file 半圆粗锉 | half-round compasses 半圆规

it is time to do：该做......了

bring oneself to do 使自己做...... | it is time to do 该做......了 | stay in touch 保持联系

sit for the examination：参加考试

837at the top of one's voice大声地 | 838sit for the examination参加考试 | 839costumen. 服装,剧装