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- 右键right-hand button
- 键词keyword
- 软键soft keys
- 方向键direction key
- 他看着船向下游漂去。He watched the boat drift downstream.
- 主键principal linkage
- 他们乘着木筏向河的下游漂去。They floated down the river on a raft.
- 氢键hydrogen bond
- 该河下游区域常遭洪水。The lower valley of the river is often flooded.
- 功能键function key
- 这条河在下游三英里处岔流。The river forks three miles down.
- 键字keyfield
- 粘滞键stickykey
- 他们沿河向下游漂去。They floated down the river.
- 键值key assignments
- 沿河向上游[下游]航行navigate up [down] a river
- 这孩子在学习上甘居下游。The child is resigned to being backward in his studies.
- 外键external key
- 河流的下游the lower reaches of a river
- 键合linking