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- A gram stain should be done to identify organisms. 革蘭氏染色可用來(lái)檢測細菌。
- He vainly tried to mark the defacing stain out. 他試圖除去有損外觀(guān)的污跡，但沒(méi)有成功。
- I put the shirt in soapy water to soak out the stain. 我將襯衫浸在肥皂水里以去除污漬。
- I scrubbed hard at the stain to see if I could get it off. 我使勁擦這個(gè)污跡，看能不能將它去掉。
- I am afraid you must wash out this stain. 恐怕你必須洗掉這個(gè)污漬。
- The stain on his shirt is difficult to clean off. 他襯衣上的污點(diǎn)很難去除掉。
- I rubbed hard but the stain just wouldn't go. 我使勁擦也擦不掉那污跡。
- Such a man is a stain to humanity. 這種人是人類(lèi)的恥辱。
- There's an ink stain on your shirt. 你的襯衫上有一個(gè)墨水斑。
- He left the court without a stain on his character. 他經(jīng)法庭一役，人格絲毫無(wú)損。
- He's got an ink stain on his shirt. 他襯衫上有塊墨漬。
- The ink made an indelible stain. 墨水留下一個(gè)洗不掉的污漬。
- How much stain should I buy for the table? 給這張桌子上色，我得買(mǎi)多少顏料？
- A balance designed to weigh very small loads, up to 0.1 gram. 微量天平用來(lái)稱(chēng)量極其小量重量的天平，精確到0.;1克
- These carpets won't stain easily. 這些地毯不易弄臟。
- Cold water should take that stain out of your skirt. 用涼水可洗去你裙子上的污跡。
- A dust particle weighs only a thousandth of a gram. 一粒塵埃的重量?jì)H有千分之一克。
- Currently, nanotubes cost $100 per gram. 現在，每克納管的價(jià)格是100美元。
- This letter is ten gram overweight. 這封信超重10克。
- The book is worn out and has ink stain on its cover. 這本書(shū)破舊了，封面上有墨漬。
