arm

"the arm of the record player" "an arm of the sea" "a branch of the sewer"

"he was licensed to carry a weapon"

"a branch of Congress" "botany is a branch of biology" "the Germanic branch of Indo-European languages"

"The U.S. is girding for a conflict in the Middle East" "troops are building up on the Iraqi border"

"The U.S. armed the freedom fighters in Afghanistan"

误 The woman who is carrying a child with her arms is my aunt.

正 The woman who is carrying a child in her arms is my aunt.

析 “抱着…”应说carry...in one's arms,其中介词不能用with,因为这里表示的是状态,而不是用某种工具。

误 These soldiers were provided with American arm.

正 These soldiers were provided with American arms.

析arms作“武器”讲时,总是以复数形式出现,不能用作单数。

误 He took me by my arm.

正 He took my arm.

正 He took me by the arm.

析 抓住某人身体的某部位用句型“take sb by the+ n. (被抓的部位)”或“take sb's+ n. ”。