| 释义 |
DEFINITIVE EXAMPLES 权威例句〔HEAVY〕Premature babies have a low birth weight. 早产儿出生时体重轻。朗文写作活用〔WEIGH〕Twins and triplets are expected to have lower birth weights than single infants. 双胞胎和三胞胎的出生体重应该比单胎轻。朗文写作活用〔double〕Most babies double their birth weight at five months.大多数婴儿五个月时体重升至出生时的两倍。外研社新世纪〔external〕Low birth weight may be caused by external factors, such as smoking during pregnancy.新生儿体重不足可能是外在因素造成的,如怀孕期间吸烟等。朗文当代〔gradation〕The children's birth weights show a gradation.婴儿的出生体重呈现梯度变化。外研社新世纪 |