As objects travel through the air, the air molecules are pushed aside with great force and this forms a shock wave much like a boat creates a bow wave.
随着物体在空气中飞过,气体分子被强大的力推到一边,形成了一个船的舷波一样的冲击气流。
But for two or three weeks now the Mekong has been back to its usual roiling brown, and the cargo boats throw up a huge bow wave as they inch upstream.
仅两三周时间,湄公河现在又恢复了其汹涌之浊浪,满载货物的货船向上游慢慢驶去,船后抛起巨浪。
By being patient and waiting until my hand enters, I can hide the breath behind the bow wave.
通过耐心的等待手臂入水,我可以把我的换气动作隐藏在波谷里。
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