“收腹”常见的英文表达是 “suck in one's stomach” 或 “tuck in one's stomach”，也可简单表述为 “tighten one's abdomen” 或 “draw in the abdomen” 。以下为你展开介绍：
suck in one's stomach：形象地描述了将腹部向内吸入的动作，比较口语化。
例句：She sucked in her stomach to look thinner in the photo.（她收腹，以便在照片里看起来更瘦。）
tuck in one's stomach： “tuck”有“把……塞进；使紧贴”的意思，“tuck in one's stomach”就是让腹部紧贴身体，也有收腹的含义。
例句：The coach told us to tuck in our stomachs during the exercise.（教练告诉我们运动时要收腹。）
tighten one's abdomen： “tighten”意为“使变紧；拉紧”，“abdomen”是“腹部”的正式说法，这个表达更正式一些。
例句：When doing yoga, you need to tighten your abdomen to maintain balance.（做瑜伽时，你需要收腹以保持平衡。）
draw in the abdomen： “draw in”有“使……向内；吸入”的意思，“draw in the abdomen”表示将腹部向内收。
例句：He drew in his abdomen to fit into the tight jeans.（他收腹以便穿上那条紧身牛仔裤。）