手提式的英文：
hand-held design
portable

参考例句：

a portaBle typewriter; a portaBle generator.
手提式打字机:便携式发电机

Film taken with a,hand-held `camera
用手提式摄影机拍摄的影片.

I bought my son a portable typewriter.
我给儿子买了一台手提式打字机。

Handheld PCs started up the second you hit the power switch, with no boot-up time
只要一按电源，手提式个人计算机就开始工作，无需启动时间

By the later part of the sixteen hundreds, small hand-held camera obscuras were commonplace
到17世纪后半叶时，小的手提式暗箱已经很普通了。

held是什么意思：
v. [hold] 的过去式和过去分词形式；持有，拥有

They held an inquiry into the incident.
他们对这一事件展开调查。

The official reception will be held on Tuesday.
官方招待会将于周二举行。

They held a sale to reduce their inventory.
他们降价出售库存货物。

design是什么意思：
n. 设计；图案；计划
v. 设计；构思；计划；企图；当设计师

It is a linear design.
这是用线构成的图案。

This room was designed for the children/designed as a children's playroom.
这个房间预定留给孩子们用;留作孩子们的游戏室。

The designer has designed this exhibition hall in a simple and unaffected manner.
这位设计师把这个展览馆设计得既简单又质朴。

portable是什么意思：
adj. 手提的，便携式的；轻便的
n. 手提式制品

a portaBle typewriter; a portaBle generator.
手提式打字机:便携式发电机

A portable torsion balance is used for weighing.
一台轻便的弹簧秤被用来称重。

We bought a colour portable for the bedroom.
我们买了一台便携式小彩电放在卧室里。