1. I heard the typewriter clacking in the next office. 我听见隔壁办公室中打字机发出嗒嗒的声音。
2. The actor Clack Gable is excellent too. 男演员克拉克·盖布尔也很出色。
3. She did not venture to look around, But above the clack of the machine she could hear an occasional remark. She could also note a thing or two out of the side of her eye. 她并不敢朝四周东张西望，但在机器的咔嚓声中，她偶尔听到了一些人们的谈话声，从眼角梢她也注意到一两件小事。
英英解释
n.
1. a sharp abrupt noise as if two objects hit together; may be repeated
2. a simple valve with a hinge on one side; allows fluid to flow in only one direction v.
1. make a rattling sound
2. make a clucking sounds, characteristic of hens
3. speak (about unimportant matters) rapidly and incessantly
