您要查找的是不是：
- Ammonia is a colorless gas with strong smell. 氨是无色并有强烈气味的气体。
- Ammonia is a colorless gas with an offensive smell. 氨气是无色的有刺激性味道的气体。
- Nicotine is a colorless, poisonous alkaloid. 尼古丁是无色有毒生物碱。
- Nicotine is a colorless,poisonous alkaloid. 尼古丁是无色有毒生物碱。
- When (water is) pure, water is a colorless liquid. 水纯净时，是无色的液体。
- Silane is a colorless, pyrophoric compressed gas. 硅烷是无色的、可以自燃的压缩气体。
- Pyridine is a colorless chemical liquid. 吡啶是一种无色的化学液体。
- a colorless speech 乏味的演讲
- A colorless brandy made from the fermented juice of cherries. 樱桃白兰地酒用发酵的樱桃汁制成的无色白兰地酒
- Hydrogen is a colorless, odorless, tasteless, highly flammable gas. 氢是无色、无嗅、无味、极易燃的气体。
- Proteoplast A colorless plastid (leucoplast) that stores protein. 类蛋白体：指储存蛋白质的无色质体（白色体）。
- Ozone is a colorless, strong oxidizing gas with a distinctive odor. 臭氧是一种无色有特殊性气味的强氧化性气体，
- A colorless,unsweetened Greek liqueur flavored with anise. 茴香烈酒无色、不甜且有茴香味的希腊酒
- A few jokes will add a final fillip to your speech. 几句笑话会给你的演说添些生气。
- A colorless, unsweetened Greek liqueur flavored with anise. 茴香烈酒无色、不甜且有茴香味的希腊酒
- A colorless and clear liquid with characteristic flavor and odor. 本品为无色清亮液体,具有西番莲的特有香气和味道。
- He's a fervent believer in free speech. 他是言论自由的强烈信仰者。
- Arsine is a colorless, poisonous gas that requires careful handling. 胂是一种无色的有毒的气体,需要小心地对待。
- I had to give a speech to the press club. 我得向记者俱乐部发表演说。
- May I prevail on you to make a speech after dinner. 可以请你在用餐後讲几句话吗。
