There is a paper attached to the sack which will explain everything.

The course of the reaction is confirmed by TLC.

运用薄层层析法检测合成三氯蔗糖的反应进程.

Trimethoxysilane was synthesized with trichlorosilane and methyl by double solvent method.

采用双溶剂法,以三氯氢硅和甲醇为原料合成三甲氧基硅烷.

Now, the main application of trichloroisocyanuric acid poisoning for swimming pool water.

三氯异氰脲酸目前主要用于游泳池水的消毒杀菌.

" Is the " black-and-white " toothpaste on sale today? "

" 黑白 " 牌牙膏今天有卖 吗 ?

He squeezed the tube hard and the last bit of toothpaste came out.

他使劲挤牙膏管子,挤出了最后一点牙膏.

Put the cap back on the toothpaste.

把盖子重新拧在牙膏管上.

Carry personal items such as toothpaste with you.

带好个人物品,如牙膏等.

Many frustrated poets end as pipe-smoking teachers.

许多失意的诗人最后都成为嗜烟教师而终老一生.

Honeybee hordes use two weapons-heat and carbon dioxide-to kill their natural enemies, giant hornets.

蜜蜂部落使用两种武器 - 热量和二氧化碳 - 杀死了它们的天敌, 大黄蜂.

Jazz-Rockn'roll style character.

大黄蜂:受欺负型角色.

This perennial pest was top of her list of people pollution.

持续的虫害排在她的人类污染清单的首要位置.

The pests spread quickly in these regions and there was a shortage of labor.

虫害在这些地区迅速蔓延,劳动力又很紧张.

The spread of pests damaged countless fruit trees.

虫害的蔓延损害了无数果树.

It was true that old Perier had come round.

确实,贝利埃老头也转变了.

'say, Billy, got a yaller ticket? "

“ 喂, 贝利, 你有黄色票 吗 ? ”

Send flowers from one co-worker to another.

借某同事之名送花给另一同事.

I tried sending her flowers but it didn't have any effect.

我尝试着给她送花,但毫无作用.

But Mr. Olsen says he'll keep sending the flowers.

不过奥尔森先生说他会继续派人送花给你.

It was very thoughtful of you to send flowers.

你送花来,想得真周到.

Do you know how many girls never get flowers?

你知道有多少女孩从来就没人送花?