有害

Tooth decay begins when teeth are not cleaned properly after eating.In just one hour,plaque bacteria will start converting sugar and starch particles into harmful acids that attack the tooth enamel.Within 24hours,plaque can harden to form tartar,which can only be removed by aprofessional.Help prevent tooth decay and gum disease by cleaning away plaque at the gum line each day using Glister Multi-Action Fluoride Toothpaste and rinsing with Glister Concentrated Mouthwash.

A：进食后没有适当清洁牙齿，是蛀牙的导火线短短一小时，已足够让牙垢膜细菌把糖份及淀粉质转化为有害的酸性物质，侵蚀珐琅质24小时内，牙垢膜便会硬化，形成牙石，必需由牙医清除要预防蛀牙及牙周病，建议你每天使用丽齿健氟素牙膏，清除积聚于牙龈边缘的牙垢中国化妆品代理网膜，再以丽齿健浓缩漱口水漱口

A container,as for wine, made from a goatskin.

具有讽刺意味的是，欧洲把这种兔子作为有害动物传到澳洲，后来欧洲却从澳洲染上了这一被视为瘟疫的人造疾病。

I'm no longer a danger to society. That's the God's honest truth.

我真的已是一个改过自新的人，不再对社会有害，上帝做证。

In 1968 Edsger Dijkstra wrote a letter to CACM entitled GOTO Statement Considered Harmful.

封题为"GOTO语句其实有害"的信。

I try not to eat greasy food becasue too much oil is bad for your health.

我尽量不吃油腻的食物，因为太多的油对你的健康有害。

While eating too much tablespoon grenadine for a long time will do a great deal of harm.

但红糖水也不能喝得太多，时间长了，对身体非但无益反而有害。

This is grotesquely harmful.

这真是个对孩子有害的可笑后果。

When a gelagrub pupates and emerges as a hard-shelled ground beetle, its carapace is brilliantly reflective, bouncing back the worst of the sun's rays.

当凝胶虫化蛹并羽化成带有硬壳的土甲虫时，它晶光灿烂的甲壳会将阳光中最有害的部分反射掉。

A system to detect and warn the dangerous gas in the fire ground is researched and developed.

介绍了一个火场内有害气体探测预警系统的设计和实现。

The tartar is a gums various tooth week the harmful germ stirs up a ratio can not little"carry a body", because the gum atrophies, but be disgusted with making oxygen germ can stir up, spread under the gums, hit gum and tooth over a long period of time the week organizes of health;In the meantime such as front say of because of the malnutrition of gum, this eliminates that long under, then cause the adult mouth cavity resist the disease violate of ability, along with age growth but significantly decadent result, thus cause various gum burning, tooth week burning, tooth Sui burning symptom.

牙石是龈下各种牙周有害病菌滋生比不可少的"载体"，由于牙龈萎缩，而令厌氧菌在龈下得以滋生、扩散，长期侵袭着牙龈和牙周组织的健康；同时如前面所说的由于牙龈的营养不良，此消彼长之下，进而导致成年人口腔抵抗疾病侵害的能力，随着年龄增长而大幅衰退的结果，从而引发各种牙龈炎、牙周炎、牙髓炎症状。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。