side/saɪd/

n. either of the two halves of sth; an area to the left or right of sth

n. [C,常S] 一边，一侧；旁边：[side of sth] There is some blood on the left side of his face. 他左脸有血。

◇A voice came from the other side of the wall. 从墙的另一边传来人的讲话声。

◇They lived by the side of the lake. 他们住在湖边。

◇His mother stood at(或by) his side. 他妈妈站在他身旁。

side by side (with sb) （与…）肩并肩地，并排：He was running side by side with me. 他和我并排跑步。

from side to side 从左到右：The boat rocked from side to side and they nearly fell into the water. 船左右摇晃，他们差点儿掉到水里。

side

alongside

aside

beside

inside

outside

countryside

hillside

seaside

side road

sidewalk

sideways

用法“在sb身边”可说by (或at) sb's side。“在湖旁”常用by the side of the lake，很少用at。“在街的这边、另一边、两边”用on: on this side/the other side/both sides of the street。