Petty trade
[经] 小商业
🧩 词语组成解析
petty
['pɛti]
adj. 不重要的;卑鄙的，小气的;小的，一点点;小规模的;
n. [会]小额;佩蒂;厕所;
trade
[tred]
n. 贸易;行业;<美>顾客;买卖;
vt.& vi. 交易，经商;
vt. 交换;经营…交易，做…的买卖;
vi. 贸易;买卖;以物易物;
🗣️ 情景例句
Thank you.
谢谢你。
If he doesn't pay, who will?
如果他不，谁要付账？
Once we detected a planet, we would have to find a way of blotting out the light from its star, so that we would be able to 'see' the planet properly and analyze its atmosphere.
一旦我们找到这样一颗行星，我们就要想办法将它的恒星射过来的光线遮暗，这样我们就能彻底“看见”这颗行星，并分析它的大气层。