upper-主題

upper

['ʌpə]

adj.較高的, 上面的, 上部的 
n.鞋幫, 上鋪 
n.興奮劑,令人興奮的經歷

例句與用法：

The first-stage vehicle is used to launch the rocket and is then jettisoned in the upper atmosphere.

第一級運載火箭是用來發射火箭的,進入高層大氣後即拋掉。

In Britain the upper Chamber is the House of Lords, and the lower the House of Commons.

英國上院即貴族院，下院即眾議院。

Tears are secreted by an organ under the upper eyelid.

眼淚由上眼瞼下面的器官分泌。

He locked his diary in the upper drawer.

他把日記鎖在上層抽屜裡。

Passengers may smoke only on the upper deck of the bus.

乘客只可以在公共汽車的上層吸菸。

My hometown is in the upper reaches of the river.

我的家鄉在這條河的上游地區。

英文解釋:

名詞 upper:

the higher of two berths

同義詞：upper berth

piece of leather or synthetic material that forms the part of a shoe or boot above the sole that encases the foot

a central nervous system stimulant that increases energy and decreases appetite; used to treat narcolepsy and some forms of depression

同義詞：amphetamine, pep pill, speed

形容詞 upper:

higher in place or position

the topmost one of two

superior in rank or accomplishment

同義詞

higher | superior | over | stimulant | better | speed | pep pill | upper berth | amphetamine |

反義詞

lower |

以上來源於大辭典