他在珊瑚保护区潜水时,严格保持距离,避免破坏脆弱的生态。Tā zài shānhú bǎohùqū qiánshuǐ shí, yángé bǎochí jùlí, bìmiǎn pòhuài cuìruò de shēngtài.When diving in the coral reserve, he kept a strict distance to avoid damaging the fragile ecosystem.
我学会潜水以后,看到了五颜六色的鱼。Wǒ xuéhuì qiánshuǐ yǐhòu, kàndào le wǔyán liùsè de yú.After learning to dive, I saw fish of many colors.
他潜水三个月,只看消息不说话。Tā qiánshuǐ sān gè yuè, zhǐ kàn xiāoxi bù shuōhuà.He lurked in the group chat for three months, only reading messages without writing anything.