我们在一家小店外的木头长凳上坐下，外面有高墙挡风。我们的交流部分要借助用啤酒瓶盖在地上写字。
Outside a small store we sat down on a low wooden bench and, sheltered by a high wall, we communicated partly by writing on the ground with a bottle top.
我们来了个尴尬的、脸碰脸的吻，而且我借助有点醉的胆量，下车时用一种伴侣(或者不是)的方式拥抱了他一下。
We share an awkward, hovering cheek kiss and, emboldened and slightly drunk, I squeeze his arm in a possibly matey, possibly not, way as I get out of the car.
要分辨一种物质，可以用密度测量法。而无须借助费事繁琐的化学分析法。
One way to identify a substance without resorting to fiddly chemical methods is to determine its density.
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