Eczema is a common skin complaint which often runs in families.湿疹是一种常见的皮肤病，通常具遗传性。A gold mine is not a bottomless pit, the gold runs out.金矿并非无底的宝藏，金子终究会被采光。Their defense markets are too small to sustain economically viab...
Venus, Earth, and other planets also perturb Mercury's motion.金星, 地球和其他行星也使水星的运动受到摄动.Mercury, polychlorinated biphenyls ( PCBs ) and chlordane are among the major contaminants found in Illinois fish.水银, 多氯联苯和氯丹是在伊利诺...
Common cold in summer, anorexia, general tiredness and weakness , diarrhea caused from heliosis.夏季感冒,中暑引起的食欲不振, 下痢, 全身倦怠无力.The tone of his text bespeaks a certain tiredness.他的笔调透出一种倦意。Tiredness and fever are much more li...