土壤的采样使用芯形采样器.Soil is sampled with a core sampler.为了保持样品沉积物的层次结构, 就要用空心铁管采样器.To take samples that retain the larger structure of the sediment, a core sampler is used.我国降水自动采样器的现状 、 存在的问题和今后的发展趋势.The status, constraints an...
He is not attempting necessarily to reproduce the cadence of speech.他不想刻意重复那种讲话的语调。Cadence means the rise and fall of the voice in reading with rhythm.顿挫抑扬是形容朗读时声音的高低曲折和和谐的的节奏.Any one may mouth out a passage with a theat...
I like the openness and directness of northerners.我喜欢北方人的豪爽和直率。"I like Rupert enormously," she said, with a directness which made Pat flush.“我非常喜欢鲁珀特，”她说道，其坦率让帕特羞红了脸。He never quarreled with the directness and incisivenes...