词典释义：
move along a smooth surface while maintaining continuous contact with it
滑行，滑动
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she slid down the bank into the water 她从岸边滑进水里
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[as adj.
sliding ]the tank should have a sliding glass cover. 水箱应该有一个可滑动的玻璃盖。
[with obj. and adverbial of direction]move (something) along a surface in such a way
使滑行，使滑动
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she slid the keys over the table .她把钥匙从桌面上滑送过来。
move smoothly, quickly, or unobtrusively
平稳（或快速、悄悄）地走
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I quickly slid into a seat at the back of the hall .我快速地、悄悄地坐到大厅后排座位上。
[
悄悄移动；悄悄地迅速放置（某物）
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she slid the bottle into her pocket. 她悄悄地把瓶子放进口袋。
change gradually to a worse condition or lower level
逐渐恶化（或退步）
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the country faces the prospect of sliding from recession into slump .该国面临从衰退陷入萧条的前景。
a structure with a smooth sloping surface for children to slide down
滑梯。
a smooth stretch or slope of ice or packed snow for sliding or tobogganing on
滑道。
an act of sliding along a smooth surface
滑行，滑动
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use an ice axe to halt a slide on ice and snow .用冰镐止住在冰雪上的滑动。
【棒球】 滑垒。
[usu. in combination or with noun modifier](in skateboarding and snowboarding)a manoeuvre in which the board slides along an obstacle such as a rail or the edge of a ramp
（滑板或单板滑雪运动用语）坡道滑。
a decline in value or quality
（价值或质量上）降低，下跌
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the current slide in house prices .当前房价的下跌。
a part of a machine or instrument that slides
（机器或工具的）滑动装置。
the place on a machine or instrument where a sliding part operates
（机器或工具上的）滑道；滑板。
[mass noun]slide guitar
（吉他）滑奏
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I'd been playing slide for years .多年来我一直弹滑奏。
(亦作
（显微镜的）载物玻璃片。
a mounted transparency, especially one placed in a projector for viewing on a screen
（幻灯的）透明正片；幻灯片
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[as modifier]
a slide show 幻灯片放映。
〈英〉 发夹。
a sandal or light shoe without a back
无后帮凉鞋（或轻便鞋）。
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let something slide negligently allow something to deteriorate 放任某事，任其自然Papa had let the business slide after Mama's death . 妈妈去世后，爸爸无心经营
"Old English
