Inside these zones, traffic speeds are restricted to 20 mph.在这些区域内，交通限速是20英里/小时。Using the option to display only text speeds things up a lot.选用纯文本显示可以使速度大幅提升。They travel at speeds of up to 30 knots.他们以高达30节的速度行进。...
The different interlacement and alternation of all above four of rhythm speeds make daedal narration rhythm.以上四种节奏速度的不同穿插和交替运用,可以构成千变万化的叙述节奏.Travelling at speeds of up to thirty five knots, these hovercraft can easily ou...