For this reason, Bettas must have access to the water surface to breath air directly from the atmosphere.
出于这个原因,斗鱼必须能够访问到水面呼吸空气直接从大气中。
Lack of access to safe water, poor housing, and unsanitary conditions all have a strong bearing on the health of the mother and child.
缺乏安全用水、住房条件差以及不卫生条件都对母亲和儿童的健康有很大的影响。
Palestinians have access to only a fifth of the water supply, while Israel, which controls the area, takes the rest, the bank said.
世界银行称,巴勒斯坦人只可以使用五分之一的供水,而控制这个地区的以色列却拿走了五分之四。
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