1.
Nerve gases are clear and colorless, and they can be odorless or have a slight, sweetish smell.
神经毒气透明无色，可以是无气味的也可以是稍带甜味的。
2.
The violets of Japan are, as a rule, odorless.
日本的紫罗兰通常是无气味的。
3.
The cream has no smell.
这种奶油无特殊气味.
4.
The beer is flat and tastes like pennies.
啤酒没了气泡，索然无味。
5.
Gaseous oxygen is colorless, odorless, tasteless, and nonflammable.
气态氧无色，无嗅，无味，不可燃。
6.
It is a colourless, odourless and tasteless gas, slightly heavier than air.
它是一种无色、无溴、无味的气体，比空气稍重。
7.
a colorless odorless gas used as fuel.
一种无色无味的气体，用作燃料。
8.
NF3 is a colorless gas. Trace quantities of impurities can impart a musty or pungent odor to the gas.)
NF3是无色气体。痕量的杂质会使气体带有一种霉味或刺激性气味。
9.
Gaseous argon is tasteless, colorless, odorless, non corrosive, and nonflammable. Argon belongs to the family of rare inert gases.
气态氩无味，无色，无嗅，无腐蚀性，不可燃。氩属于稀有惰性气体家族。
10.
Oxygen is the second largest component of the atmosphere, comprising 20.8% by volume. Gaseous oxygen is colorless, odorless, tasteless, and nonflammable.
氧是空气的第二大组成成分，体积占20.8%。气态氧无色，无嗅，无味，不可燃。
11.
Hydrogen is a colorless, odorless, tasteless, highly flammable gas. It is also the lightest-weight gas.
氢是无色、无嗅、无味、极易燃的气体。它还是最轻的气体。
12.
a beery taste, smell
啤酒的味道、 气味
13.
a colorless odorless inert gaseous element occurring in the earth's atmosphere in trace amounts.
在地球的大气层中少量存在的无色无味的惰性气体。
14.
Lacking animation, variety, or distinction; dull.
无精打彩的，乏味的缺少生气、变化或差别的；乏味的
15.
Most cryogenic liquids are odorless, colorless, and tasteless when vaporized into the gaseous state.
当蒸发到气态时，大多数低温液体是无嗅、无色和无味的。
16.
"Carbon dioxide Inorganic compound, a colourless gas with a faint, sharp odour and a sour taste when dissolved in water, chemical formula CO2."
二氧化碳 一种无机化合物,无色而略带刺鼻气味和酸味的气体。化学式CO2。
17.
a colorless gas with a strong fishy smell; used as a pesticide.
一种无色气体，有强烈的鱼味，用作杀虫剂。
18.
a pungent colorless unsaturated liquid aldehyde made from propene.
一种无色、气味刺激的不饱和液态醛，由丙烯制成。