nebula

n. 星云，星云狀的星系；

is

vt.& vi. 是（be的三單形式；n. 存在；

really

adv. 真，真正，實在，果真，實際上，事實上；

discrete

adj. 分離的，不相關聯的，分立式，非連續；

mass

n. 大量，大多，塊，堆，團，[物理學]質量，彌撒曲；vt.& vi. （使）集中，聚集；adj. 群眾的，大規模的，整個的，集中的；vi. 聚集起來；vt. 使集合；

of

prep. 關于，屬于…的，由…制成；aux. 助動詞 [非標準用語、方言] =have [主用于虛擬語氣]；

stars

abbr. specialized training and reassignment students 經過專門訓練后再分配的學生，stationary automotive road stimulator (Toyota) 汽車公路固定刺激物（豐田汽車）；n. 星( star的名詞復數 )，明星，（尤指旅館或餐館的）星級，星象（根據人出生時天體的位置而描述的命運）；

...the spiralling vortex airflow that slows the plane.
使飛機減速的螺旋形氣流渦旋

You just go on ahead. I'll come by later...
你只管先往前走。我隨后就來。

He who spares his rod hates his son, But he who loves him chastens him early.
24不忍用杖打兒子的,是恨惡他;疼愛兒子的, 趁早管教.

For further information, please contact 414 3925, extension 2253.
詳情請致電414 3925,轉分機2253。

He sat there while I made the case for his dismissal...
他坐在那兒，聽我陳述解雇他的理由。

Baroness Thatcher's claims seem credible to many.
撒切爾女男爵的主張在很多人看來是可信的。

Nothing to be got without pains but poverty.
一份耕耘，一份收獲。

This decree obliges unions to delay strikes.
該法令迫使工會推遲罷工。

The right to demand payment from the endorser of a commercial paper when the first party liable fails to pay.
追索權當有支付義務的第一方不能支付時，可以向商業票據的背書人要求支付的權力。

Strychnine is used to kill rodents and pyrrolizidine alkaloids have significant activity against microbes.
而吡咯里西啶類生物堿則具有較強的殺菌活性.

Seepage flow can be observed in stalactite caves.
在鐘乳石溶洞里,可以見到滲流現象.

Vipers ( adders ) and rattlesnakes manufacture the blood poison, which is known as haemolytic.
蝰蛇 ( 小蝰蛇 ) 和響尾蛇產生血液毒素, 稱為溶血性毒液.