[ 复数 tons或ton ]
But to get one gram pure Homoharringtonine nearly one ton plant is need,so one kilogramme of the medicine material costs 700,000 dollars.
而提一克分析纯的高三尖杉酯碱,需要近吨的三尖杉,一公斤该碱价值70万美金,经济价值极高。
参考来源 - 高三尖杉酯碱抗人乳腺癌细胞的实验研究及其含量测定·2,447,543篇论文数据,部分数据来源于NoteExpress
N-COUNT A ton is a unit of weight that is equal to 2,240 pounds. 吨 [英国英语]
Hundreds of tons of oil spilled into the ocean.
数百吨石油溢出流入大海。
N-COUNT A ton is the same as a or , which is 1,000 kilograms. 吨 [英国英语]
N a score or achievement of a hundred, esp a hundred miles per hour, as on a motorcycle 一百(英里每小时) [英国英语] [slang]
They loaded about a ton of canned goods into the covered bed of a pickup truck.
他们将约一吨重的罐装食品装到了小卡车的有篷拖斗里。
The company throws off a ton of cash.
这家公司甩掉一吨现金。
The weight of this steel plate is one ton.
这块钢板的重量是一吨。
The park has one of the world's largest outdoor sculptures, a ten-ton creation by Anish Kapoor.
VOA: special.2009.01.12
I made a ton of random things when I was at Harvard and most of them no one ever saw.
我在哈佛写了许多程序,很多都没人见过。
They have a ton of running trails, so I really like to do that
公园里有无数的跑道,所以我喜欢在那儿跑步,
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