Fold没有序数词。
v. 折叠可折叠包倒闭,停业结束把……调入拥抱突然不在状态将牌面朝下表示放弃一盘
n. 褶层褶痕羊圈(地壳岩石层的)褶皱山坳折起的纸(或布)You'd better fold it carefully.
你最好仔细地折叠好它。
You can fold your paper like this.
你可以这样折你的纸。
You can fold along the black lines.
你可以沿黑线折叠。
I fold up the chairs.
我把椅子折起来。
Each fold in the skirt should be exactly the same width.
裙子每条皱折的宽度应该完全一样。