collapsible blade

Analysis of Force Bearing and Research of Computing Method to the Folding Structure of Helicopter Blades

桨叶折叠机构受力分析和计算方法研究

automatic layboy

(桨板)自动折叠机

Juliet was folding her banquet gown and making her bed.

茱丽叶正在折叠她的晚宴礼服并整理床铺。

You can pleat palm fronds to make huts, umbrellas and baskets.

人们可以把棕榈叶折叠起来盖棚屋，制伞，编篮子。

folding intermediate

折叠中间体，折叠中间态

capable of collapsing or being collapsed.

能够折叠或者被折叠。

Gatefold: Also called Fold-out, Thrown-out.

对门折（折叠插页）

Folded longitudinally one or several times, as certain leaves or the wings of some insects.

复叶的纵向折叠一次或多次，指某些叶子或一些昆虫的翅膀

maximum blade thickness ratio

桨叶截面最大叶厚比

adjustable blade

可调叶片可调螺旋桨叶

any of various showy orchids of the genus Calanthe having white or yellow or rose-colored flowers and broad leaves folded lengthwise.

虾脊兰属任何一种艳丽的兰花，花白色、黄色或玫瑰色，叶宽，纵向折叠。

Folded together lengthwise, as certain leaves or certain petals in a bud.

摺合的纵向折叠的，如某些叶子或一些花朵的花瓣

A feature, such as an advertisement or calender, inserted as a centerfold.

插页特写作为特大折叠插叶用的一份特写，如广告或日历

concertina movement

折叠［蛇腹］式构造

Research on Strength and Vibration of Composite Propellers;

复合材料螺旋桨桨叶强度与振动分析

The Hydrodynamic Performance of Big Blade Scull;

“Big Blade”赛艇双桨桨叶性能的试验研究

"To make a pressed, folded, or wrinkled line in."

使起折痕、折叠或起皱线

To fold or double(something or oneself)like a jackknife.

折叠折刀似的折拢或折叠（某物或其自身）