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- If a respirator does not seal tightly to the face, airborne hazards can penetrate or enter underneath the facepiece seal and into the breathing zone. 如果呼吸器不能紧密地与使用者的面部密合,空气污染物就会从面部密封部位穿透,进入呼吸道。
- Many medical facemasks, not approved as respirators, do not seal tightly to the face allowing airborne hazards to enter the breathing zone. 许多没有被批准作为呼吸防护口罩的医用口罩,不能与面部密合,空气污染物会直接进入呼吸道。
- There is a breath of autumn in the air today. 今天的天气已露出了一丝秋天的气息。
- Hold on a minute while I get my breath back. 停一停,让我喘口气。
- Let's sit down a minute to catch our breath. 让我们坐一会儿,歇口气。
- The Norwegians live in a comparatively cold zone. 挪威人生活在比较寒冷的地区。
- Our breath is misting up the car windows. 我们呼出的气渐渐给汽车的窗户上蒙上一层水蒸气。
- No one can live without breathing. 没有一个人可以不呼吸而生存。
- The old man ceased breathing the night before. 老人前一天晚上停止了呼吸。
- Music is the breath of life to him. 音乐是他生活的必需品。
- I'll just trot out for a breath of air. 我要到外面去走走换换空气。
- Supplies were parachuted into the earthquake zone. 救援物资已空投到地震区。
- He caught his breath in surprise. 他惊奇得屏住了呼吸。
- Religion is the breath of life to/for her. 宗教是她不可或缺的精神支柱。
- Several students made the request in one breath. 好几个学生同时提出这个要求。
- If you run very fast, you may lose your breath. 如果你跑得很快,你可能会喘不过气来。
- Some people live in Torrid Zone. 有些人生活在热带。
- The trick is to hold your breath while you aim. 窍门就在于瞄准时须屏住呼吸。
- I'd like to see Europe as a nuclear-free zone. 我希望欧洲成为无核区。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries