slim adj. 苗条的，纤细的
例句：Mary was born with a slim figure.
玛丽生来就有一个苗条的身材。
slot n. 缝，狭槽
例句：Pick up the receiver and deposit a coin in the slot.
拿起听筒之后，将一个硬币放进这个狭槽。
slum n. 贫民窟
例句：These children came from a slum area.
这些孩子来自贫民窟区。
plot n. 阴谋，（小说的）情节
例句：The reporter was killed because she tried to expose a plot.
这名记者因为试图揭露一个阴谋而被杀害。
pump n. 泵，抽水机
例句：At the farm there was a pump for drawing water from a well.
那个农场有一台用来从井里抽水的抽水机。
